42778358

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 79427040

約数和(自身を除く): 36648682

約数列:

[1, 2, 7, 14, 17, 34, 97, 109, 119, 194, 218, 238, 289, 578, 679, 763, 1358, 1526, 1649, 1853, 2023, 3298, 3706, 4046, 10573, 11543, 12971, 21146, 23086, 25942, 28033, 31501, 56066, 63002, 74011, 148022, 179741, 196231, 220507, 359482, 392462, 441014, 1258187, 2516374, 3055597, 6111194, 21389179, 42778358]

約数ペア:

[(1, 42778358), (2, 21389179), (7, 6111194), (14, 3055597), (17, 2516374), (34, 1258187), (97, 441014), (109, 392462), (119, 359482), (194, 220507), (218, 196231), (238, 179741), (289, 148022), (578, 74011), (679, 63002), (763, 56066), (1358, 31501), (1526, 28033), (1649, 25942), (1853, 23086), (2023, 21146), (3298, 12971), (3706, 11543), (4046, 10573)]