421270408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3187}}^1$

素因数の和:3278

約数の個数: 64

約数和(自身を含む): 899781120

約数和(自身を除く): 478510712

約数列:

[1, 2, 4, 8, 13, 26, 31, 41, 52, 62, 82, 104, 124, 164, 248, 328, 403, 533, 806, 1066, 1271, 1612, 2132, 2542, 3187, 3224, 4264, 5084, 6374, 10168, 12748, 16523, 25496, 33046, 41431, 66092, 82862, 98797, 130667, 132184, 165724, 197594, 261334, 331448, 395188, 522668, 790376, 1045336, 1284361, 1698671, 2568722, 3397342, 4050677, 5137444, 6794684, 8101354, 10274888, 13589368, 16202708, 32405416, 52658801, 105317602, 210635204, 421270408]

約数ペア:

[(1, 421270408), (2, 210635204), (4, 105317602), (8, 52658801), (13, 32405416), (26, 16202708), (31, 13589368), (41, 10274888), (52, 8101354), (62, 6794684), (82, 5137444), (104, 4050677), (124, 3397342), (164, 2568722), (248, 1698671), (328, 1284361), (403, 1045336), (533, 790376), (806, 522668), (1066, 395188), (1271, 331448), (1612, 261334), (2132, 197594), (2542, 165724), (3187, 132184), (3224, 130667), (4264, 98797), (5084, 82862), (6374, 66092), (10168, 41431), (12748, 33046), (16523, 25496)]