644497464

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{43951}}^1$

素因数の和:44020

約数の個数: 64

約数和(自身を含む): 1772144640

約数和(自身を除く): 1127647176

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 47, 52, 78, 94, 104, 141, 156, 188, 282, 312, 376, 564, 611, 1128, 1222, 1833, 2444, 3666, 4888, 7332, 14664, 43951, 87902, 131853, 175804, 263706, 351608, 527412, 571363, 1054824, 1142726, 1714089, 2065697, 2285452, 3428178, 4131394, 4570904, 6197091, 6856356, 8262788, 12394182, 13712712, 16525576, 24788364, 26854061, 49576728, 53708122, 80562183, 107416244, 161124366, 214832488, 322248732, 644497464]

約数ペア:

[(1, 644497464), (2, 322248732), (3, 214832488), (4, 161124366), (6, 107416244), (8, 80562183), (12, 53708122), (13, 49576728), (24, 26854061), (26, 24788364), (39, 16525576), (47, 13712712), (52, 12394182), (78, 8262788), (94, 6856356), (104, 6197091), (141, 4570904), (156, 4131394), (188, 3428178), (282, 2285452), (312, 2065697), (376, 1714089), (564, 1142726), (611, 1054824), (1128, 571363), (1222, 527412), (1833, 351608), (2444, 263706), (3666, 175804), (4888, 131853), (7332, 87902), (14664, 43951)]