305261619

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 484700160

約数和(自身を除く): 179438541

約数列:

[1, 3, 13, 19, 31, 39, 57, 93, 97, 137, 247, 291, 403, 411, 589, 741, 1209, 1261, 1767, 1781, 1843, 2603, 3007, 3783, 4247, 5343, 5529, 7657, 7809, 9021, 12741, 13289, 22971, 23959, 33839, 39091, 39867, 55211, 57133, 71877, 80693, 101517, 117273, 165633, 171399, 172757, 242079, 252491, 411959, 518271, 742729, 757473, 1049009, 1235877, 2228187, 3147027, 3282383, 5355467, 7827221, 9847149, 16066401, 23481663, 101753873, 305261619]

約数ペア:

[(1, 305261619), (3, 101753873), (13, 23481663), (19, 16066401), (31, 9847149), (39, 7827221), (57, 5355467), (93, 3282383), (97, 3147027), (137, 2228187), (247, 1235877), (291, 1049009), (403, 757473), (411, 742729), (589, 518271), (741, 411959), (1209, 252491), (1261, 242079), (1767, 172757), (1781, 171399), (1843, 165633), (2603, 117273), (3007, 101517), (3783, 80693), (4247, 71877), (5343, 57133), (5529, 55211), (7657, 39867), (7809, 39091), (9021, 33839), (12741, 23959), (13289, 22971)]