78974298

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 206438400

約数和(自身を除く): 127464102

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 31, 38, 39, 54, 57, 62, 78, 93, 114, 117, 171, 186, 191, 234, 247, 279, 342, 351, 382, 403, 494, 513, 558, 573, 589, 702, 741, 806, 837, 1026, 1146, 1178, 1209, 1482, 1674, 1719, 1767, 2223, 2418, 2483, 3438, 3534, 3627, 3629, 4446, 4966, 5157, 5301, 5921, 6669, 7254, 7258, 7449, 7657, 10314, 10602, 10881, 10887, 11842, 13338, 14898, 15314, 15903, 17763, 21762, 21774, 22347, 22971, 31806, 32661, 35526, 44694, 45942, 47177, 53289, 65322, 67041, 68913, 76973, 94354, 97983, 106578, 112499, 134082, 137826, 141531, 153946, 159867, 195966, 206739, 224998, 230919, 283062, 319734, 337497, 413478, 424593, 461838, 674994, 692757, 849186, 1012491, 1273779, 1385514, 1462487, 2024982, 2078271, 2547558, 2924974, 3037473, 4156542, 4387461, 6074946, 8774922, 13162383, 26324766, 39487149, 78974298]

約数ペア:

[(1, 78974298), (2, 39487149), (3, 26324766), (6, 13162383), (9, 8774922), (13, 6074946), (18, 4387461), (19, 4156542), (26, 3037473), (27, 2924974), (31, 2547558), (38, 2078271), (39, 2024982), (54, 1462487), (57, 1385514), (62, 1273779), (78, 1012491), (93, 849186), (114, 692757), (117, 674994), (171, 461838), (186, 424593), (191, 413478), (234, 337497), (247, 319734), (279, 283062), (342, 230919), (351, 224998), (382, 206739), (403, 195966), (494, 159867), (513, 153946), (558, 141531), (573, 137826), (589, 134082), (702, 112499), (741, 106578), (806, 97983), (837, 94354), (1026, 76973), (1146, 68913), (1178, 67041), (1209, 65322), (1482, 53289), (1674, 47177), (1719, 45942), (1767, 44694), (2223, 35526), (2418, 32661), (2483, 31806), (3438, 22971), (3534, 22347), (3627, 21774), (3629, 21762), (4446, 17763), (4966, 15903), (5157, 15314), (5301, 14898), (5921, 13338), (6669, 11842), (7254, 10887), (7258, 10881), (7449, 10602), (7657, 10314)]