87857172

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{827}}^1$

素因数の和:1077

約数の個数: 72

約数和(自身を含む): 240510816

約数和(自身を除く): 152653644

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 227, 234, 454, 468, 681, 827, 908, 1362, 1654, 2043, 2481, 2724, 2951, 3308, 4086, 4962, 5902, 7443, 8172, 8853, 9924, 10751, 11804, 14886, 17706, 21502, 26559, 29772, 32253, 35412, 43004, 53118, 64506, 96759, 106236, 129012, 187729, 193518, 375458, 387036, 563187, 750916, 1126374, 1689561, 2252748, 2440477, 3379122, 4880954, 6758244, 7321431, 9761908, 14642862, 21964293, 29285724, 43928586, 87857172]

約数ペア:

[(1, 87857172), (2, 43928586), (3, 29285724), (4, 21964293), (6, 14642862), (9, 9761908), (12, 7321431), (13, 6758244), (18, 4880954), (26, 3379122), (36, 2440477), (39, 2252748), (52, 1689561), (78, 1126374), (117, 750916), (156, 563187), (227, 387036), (234, 375458), (454, 193518), (468, 187729), (681, 129012), (827, 106236), (908, 96759), (1362, 64506), (1654, 53118), (2043, 43004), (2481, 35412), (2724, 32253), (2951, 29772), (3308, 26559), (4086, 21502), (4962, 17706), (5902, 14886), (7443, 11804), (8172, 10751), (8853, 9924)]