389625808

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:293

約数の個数: 120

約数和(自身を含む): 908082504

約数和(自身を除く): 518456696

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 113, 121, 137, 143, 176, 208, 226, 242, 274, 286, 452, 484, 548, 572, 904, 968, 1096, 1144, 1243, 1469, 1507, 1573, 1781, 1808, 1936, 2192, 2288, 2486, 2938, 3014, 3146, 3562, 4972, 5876, 6028, 6292, 7124, 9944, 11752, 12056, 12584, 13673, 14248, 15481, 16159, 16577, 19591, 19888, 23504, 24112, 25168, 27346, 28496, 30962, 32318, 33154, 39182, 54692, 61924, 64636, 66308, 78364, 109384, 123848, 129272, 132616, 156728, 170291, 177749, 201253, 215501, 218768, 247696, 258544, 265232, 313456, 340582, 355498, 402506, 431002, 681164, 710996, 805012, 862004, 1362328, 1421992, 1610024, 1724008, 1873201, 2213783, 2724656, 2843984, 3220048, 3448016, 3746402, 4427566, 7492804, 8855132, 14985608, 17710264, 24351613, 29971216, 35420528, 48703226, 97406452, 194812904, 389625808]

約数ペア:

[(1, 389625808), (2, 194812904), (4, 97406452), (8, 48703226), (11, 35420528), (13, 29971216), (16, 24351613), (22, 17710264), (26, 14985608), (44, 8855132), (52, 7492804), (88, 4427566), (104, 3746402), (113, 3448016), (121, 3220048), (137, 2843984), (143, 2724656), (176, 2213783), (208, 1873201), (226, 1724008), (242, 1610024), (274, 1421992), (286, 1362328), (452, 862004), (484, 805012), (548, 710996), (572, 681164), (904, 431002), (968, 402506), (1096, 355498), (1144, 340582), (1243, 313456), (1469, 265232), (1507, 258544), (1573, 247696), (1781, 218768), (1808, 215501), (1936, 201253), (2192, 177749), (2288, 170291), (2486, 156728), (2938, 132616), (3014, 129272), (3146, 123848), (3562, 109384), (4972, 78364), (5876, 66308), (6028, 64636), (6292, 61924), (7124, 54692), (9944, 39182), (11752, 33154), (12056, 32318), (12584, 30962), (13673, 28496), (14248, 27346), (15481, 25168), (16159, 24112), (16577, 23504), (19591, 19888)]