77978862

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:695

約数の個数: 80

約数和(自身を含む): 191571072

約数和(自身を除く): 113592210

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 61, 78, 81, 117, 122, 162, 183, 234, 351, 366, 549, 607, 702, 793, 1053, 1098, 1214, 1586, 1647, 1821, 2106, 2379, 3294, 3642, 4758, 4941, 5463, 7137, 7891, 9882, 10926, 14274, 15782, 16389, 21411, 23673, 32778, 37027, 42822, 47346, 49167, 64233, 71019, 74054, 98334, 111081, 128466, 142038, 213057, 222162, 333243, 426114, 481351, 639171, 666486, 962702, 999729, 1278342, 1444053, 1999458, 2888106, 2999187, 4332159, 5998374, 8664318, 12996477, 25992954, 38989431, 77978862]

約数ペア:

[(1, 77978862), (2, 38989431), (3, 25992954), (6, 12996477), (9, 8664318), (13, 5998374), (18, 4332159), (26, 2999187), (27, 2888106), (39, 1999458), (54, 1444053), (61, 1278342), (78, 999729), (81, 962702), (117, 666486), (122, 639171), (162, 481351), (183, 426114), (234, 333243), (351, 222162), (366, 213057), (549, 142038), (607, 128466), (702, 111081), (793, 98334), (1053, 74054), (1098, 71019), (1214, 64233), (1586, 49167), (1647, 47346), (1821, 42822), (2106, 37027), (2379, 32778), (3294, 23673), (3642, 21411), (4758, 16389), (4941, 15782), (5463, 14274), (7137, 10926), (7891, 9882)]