641614782

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{607}}^1$

素因数の和:913

約数の個数: 64

約数和(自身を含む): 1398380544

約数和(自身を除く): 756765762

約数列:

[1, 2, 3, 6, 17, 34, 43, 51, 86, 102, 129, 241, 258, 482, 607, 723, 731, 1214, 1446, 1462, 1821, 2193, 3642, 4097, 4386, 8194, 10319, 10363, 12291, 20638, 20726, 24582, 26101, 30957, 31089, 52202, 61914, 62178, 78303, 146287, 156606, 176171, 292574, 352342, 438861, 443717, 528513, 877722, 887434, 1057026, 1331151, 2486879, 2662302, 4973758, 6290341, 7460637, 12580682, 14921274, 18871023, 37742046, 106935797, 213871594, 320807391, 641614782]

約数ペア:

[(1, 641614782), (2, 320807391), (3, 213871594), (6, 106935797), (17, 37742046), (34, 18871023), (43, 14921274), (51, 12580682), (86, 7460637), (102, 6290341), (129, 4973758), (241, 2662302), (258, 2486879), (482, 1331151), (607, 1057026), (723, 887434), (731, 877722), (1214, 528513), (1446, 443717), (1462, 438861), (1821, 352342), (2193, 292574), (3642, 176171), (4097, 156606), (4386, 146287), (8194, 78303), (10319, 62178), (10363, 61914), (12291, 52202), (20638, 31089), (20726, 30957), (24582, 26101)]