890451302

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{719}}^1$

素因数の和:885

約数の個数: 64

約数和(自身を含む): 1596672000

約数和(自身を除く): 706220698

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 109, 218, 247, 299, 437, 494, 598, 719, 874, 1417, 1438, 2071, 2507, 2834, 4142, 5014, 5681, 9347, 11362, 13661, 16537, 18694, 26923, 27322, 32591, 33074, 47633, 53846, 65182, 78371, 95266, 156742, 177593, 214981, 314203, 355186, 429962, 619229, 628406, 1018823, 1238458, 1489049, 1802533, 2037646, 2978098, 3605066, 4084639, 8169278, 19357637, 23432929, 34248127, 38715274, 46865858, 68496254, 445225651, 890451302]

約数ペア:

[(1, 890451302), (2, 445225651), (13, 68496254), (19, 46865858), (23, 38715274), (26, 34248127), (38, 23432929), (46, 19357637), (109, 8169278), (218, 4084639), (247, 3605066), (299, 2978098), (437, 2037646), (494, 1802533), (598, 1489049), (719, 1238458), (874, 1018823), (1417, 628406), (1438, 619229), (2071, 429962), (2507, 355186), (2834, 314203), (4142, 214981), (5014, 177593), (5681, 156742), (9347, 95266), (11362, 78371), (13661, 65182), (16537, 53846), (18694, 47633), (26923, 33074), (27322, 32591)]