197171964

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{13457}}^1$

素因数の和:13515

約数の個数: 72

約数和(自身を含む): 558453168

約数和(自身を除く): 361281204

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 37, 44, 66, 74, 99, 111, 132, 148, 198, 222, 333, 396, 407, 444, 666, 814, 1221, 1332, 1628, 2442, 3663, 4884, 7326, 13457, 14652, 26914, 40371, 53828, 80742, 121113, 148027, 161484, 242226, 296054, 444081, 484452, 497909, 592108, 888162, 995818, 1332243, 1493727, 1776324, 1991636, 2664486, 2987454, 4481181, 5328972, 5476999, 5974908, 8962362, 10953998, 16430997, 17924724, 21907996, 32861994, 49292991, 65723988, 98585982, 197171964]

約数ペア:

[(1, 197171964), (2, 98585982), (3, 65723988), (4, 49292991), (6, 32861994), (9, 21907996), (11, 17924724), (12, 16430997), (18, 10953998), (22, 8962362), (33, 5974908), (36, 5476999), (37, 5328972), (44, 4481181), (66, 2987454), (74, 2664486), (99, 1991636), (111, 1776324), (132, 1493727), (148, 1332243), (198, 995818), (222, 888162), (333, 592108), (396, 497909), (407, 484452), (444, 444081), (666, 296054), (814, 242226), (1221, 161484), (1332, 148027), (1628, 121113), (2442, 80742), (3663, 53828), (4884, 40371), (7326, 26914), (13457, 14652)]