28074072

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 82252800

約数和(自身を除く): 54178728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 67, 68, 78, 79, 102, 104, 134, 136, 156, 158, 201, 204, 221, 237, 268, 312, 316, 402, 408, 442, 474, 536, 632, 663, 804, 871, 884, 948, 1027, 1139, 1326, 1343, 1608, 1742, 1768, 1896, 2054, 2278, 2613, 2652, 2686, 3081, 3417, 3484, 4029, 4108, 4556, 5226, 5293, 5304, 5372, 6162, 6834, 6968, 8058, 8216, 9112, 10452, 10586, 10744, 12324, 13668, 14807, 15879, 16116, 17459, 20904, 21172, 24648, 27336, 29614, 31758, 32232, 34918, 42344, 44421, 52377, 59228, 63516, 68809, 69836, 88842, 89981, 104754, 118456, 127032, 137618, 139672, 177684, 179962, 206427, 209508, 269943, 275236, 355368, 359924, 412854, 419016, 539886, 550472, 719848, 825708, 1079772, 1169753, 1651416, 2159544, 2339506, 3509259, 4679012, 7018518, 9358024, 14037036, 28074072]

約数ペア:

[(1, 28074072), (2, 14037036), (3, 9358024), (4, 7018518), (6, 4679012), (8, 3509259), (12, 2339506), (13, 2159544), (17, 1651416), (24, 1169753), (26, 1079772), (34, 825708), (39, 719848), (51, 550472), (52, 539886), (67, 419016), (68, 412854), (78, 359924), (79, 355368), (102, 275236), (104, 269943), (134, 209508), (136, 206427), (156, 179962), (158, 177684), (201, 139672), (204, 137618), (221, 127032), (237, 118456), (268, 104754), (312, 89981), (316, 88842), (402, 69836), (408, 68809), (442, 63516), (474, 59228), (536, 52377), (632, 44421), (663, 42344), (804, 34918), (871, 32232), (884, 31758), (948, 29614), (1027, 27336), (1139, 24648), (1326, 21172), (1343, 20904), (1608, 17459), (1742, 16116), (1768, 15879), (1896, 14807), (2054, 13668), (2278, 12324), (2613, 10744), (2652, 10586), (2686, 10452), (3081, 9112), (3417, 8216), (3484, 8058), (4029, 6968), (4108, 6834), (4556, 6162), (5226, 5372), (5293, 5304)]