61987284

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{269}}^1$

素因数の和:489

約数の個数: 72

約数和(自身を含む): 162456840

約数和(自身を除く): 100469556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 173, 222, 269, 333, 346, 444, 519, 538, 666, 692, 807, 1038, 1076, 1332, 1557, 1614, 2076, 2421, 3114, 3228, 4842, 6228, 6401, 9684, 9953, 12802, 19203, 19906, 25604, 29859, 38406, 39812, 46537, 57609, 59718, 76812, 89577, 93074, 115218, 119436, 139611, 179154, 186148, 230436, 279222, 358308, 418833, 558444, 837666, 1675332, 1721869, 3443738, 5165607, 6887476, 10331214, 15496821, 20662428, 30993642, 61987284]

約数ペア:

[(1, 61987284), (2, 30993642), (3, 20662428), (4, 15496821), (6, 10331214), (9, 6887476), (12, 5165607), (18, 3443738), (36, 1721869), (37, 1675332), (74, 837666), (111, 558444), (148, 418833), (173, 358308), (222, 279222), (269, 230436), (333, 186148), (346, 179154), (444, 139611), (519, 119436), (538, 115218), (666, 93074), (692, 89577), (807, 76812), (1038, 59718), (1076, 57609), (1332, 46537), (1557, 39812), (1614, 38406), (2076, 29859), (2421, 25604), (3114, 19906), (3228, 19203), (4842, 12802), (6228, 9953), (6401, 9684)]