397931716

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{601}}^1$

素因数の和:749

約数の個数: 96

約数和(自身を含む): 917505792

約数和(自身を除く): 519574076

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 107, 119, 182, 214, 221, 238, 364, 428, 442, 476, 601, 749, 884, 1202, 1391, 1498, 1547, 1819, 2404, 2782, 2996, 3094, 3638, 4207, 5564, 6188, 7276, 7813, 8414, 9737, 10217, 12733, 15626, 16828, 19474, 20434, 23647, 25466, 31252, 38948, 40868, 47294, 50932, 54691, 64307, 71519, 94588, 109382, 128614, 132821, 143038, 165529, 218764, 257228, 265642, 286076, 331058, 450149, 531284, 662116, 835991, 900298, 929747, 1093219, 1671982, 1800596, 1859494, 2186438, 3343964, 3718988, 4372876, 5851937, 7652533, 11703874, 14211847, 15305066, 23407748, 28423694, 30610132, 56847388, 99482929, 198965858, 397931716]

約数ペア:

[(1, 397931716), (2, 198965858), (4, 99482929), (7, 56847388), (13, 30610132), (14, 28423694), (17, 23407748), (26, 15305066), (28, 14211847), (34, 11703874), (52, 7652533), (68, 5851937), (91, 4372876), (107, 3718988), (119, 3343964), (182, 2186438), (214, 1859494), (221, 1800596), (238, 1671982), (364, 1093219), (428, 929747), (442, 900298), (476, 835991), (601, 662116), (749, 531284), (884, 450149), (1202, 331058), (1391, 286076), (1498, 265642), (1547, 257228), (1819, 218764), (2404, 165529), (2782, 143038), (2996, 132821), (3094, 128614), (3638, 109382), (4207, 94588), (5564, 71519), (6188, 64307), (7276, 54691), (7813, 50932), (8414, 47294), (9737, 40868), (10217, 38948), (12733, 31252), (15626, 25466), (16828, 23647), (19474, 20434)]