399417144

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1$

素因数の和:601

約数の個数: 128

約数和(自身を含む): 1186529280

約数和(自身を除く): 787112136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 271, 283, 372, 434, 542, 566, 651, 744, 813, 849, 868, 1084, 1132, 1302, 1626, 1698, 1736, 1897, 1981, 2168, 2264, 2604, 3252, 3396, 3794, 3962, 5208, 5691, 5943, 6504, 6792, 7588, 7924, 8401, 8773, 11382, 11886, 15176, 15848, 16802, 17546, 22764, 23772, 25203, 26319, 33604, 35092, 45528, 47544, 50406, 52638, 58807, 61411, 67208, 70184, 76693, 100812, 105276, 117614, 122822, 153386, 176421, 184233, 201624, 210552, 230079, 235228, 245644, 306772, 352842, 368466, 460158, 470456, 491288, 536851, 613544, 705684, 736932, 920316, 1073702, 1411368, 1473864, 1610553, 1840632, 2147404, 2377483, 3221106, 4294808, 4754966, 6442212, 7132449, 9509932, 12884424, 14264898, 16642381, 19019864, 28529796, 33284762, 49927143, 57059592, 66569524, 99854286, 133139048, 199708572, 399417144]

約数ペア:

[(1, 399417144), (2, 199708572), (3, 133139048), (4, 99854286), (6, 66569524), (7, 57059592), (8, 49927143), (12, 33284762), (14, 28529796), (21, 19019864), (24, 16642381), (28, 14264898), (31, 12884424), (42, 9509932), (56, 7132449), (62, 6442212), (84, 4754966), (93, 4294808), (124, 3221106), (168, 2377483), (186, 2147404), (217, 1840632), (248, 1610553), (271, 1473864), (283, 1411368), (372, 1073702), (434, 920316), (542, 736932), (566, 705684), (651, 613544), (744, 536851), (813, 491288), (849, 470456), (868, 460158), (1084, 368466), (1132, 352842), (1302, 306772), (1626, 245644), (1698, 235228), (1736, 230079), (1897, 210552), (1981, 201624), (2168, 184233), (2264, 176421), (2604, 153386), (3252, 122822), (3396, 117614), (3794, 105276), (3962, 100812), (5208, 76693), (5691, 70184), (5943, 67208), (6504, 61411), (6792, 58807), (7588, 52638), (7924, 50406), (8401, 47544), (8773, 45528), (11382, 35092), (11886, 33604), (15176, 26319), (15848, 25203), (16802, 23772), (17546, 22764)]