161983338

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:803

約数の個数: 64

約数和(自身を含む): 366059520

約数和(自身を除く): 204076182

約数列:

[1, 2, 3, 6, 11, 22, 33, 47, 66, 79, 94, 141, 158, 237, 282, 474, 517, 661, 869, 1034, 1322, 1551, 1738, 1983, 2607, 3102, 3713, 3966, 5214, 7271, 7426, 11139, 14542, 21813, 22278, 31067, 40843, 43626, 52219, 62134, 81686, 93201, 104438, 122529, 156657, 186402, 245058, 313314, 341737, 574409, 683474, 1025211, 1148818, 1723227, 2050422, 2454293, 3446454, 4908586, 7362879, 14725758, 26997223, 53994446, 80991669, 161983338]

約数ペア:

[(1, 161983338), (2, 80991669), (3, 53994446), (6, 26997223), (11, 14725758), (22, 7362879), (33, 4908586), (47, 3446454), (66, 2454293), (79, 2050422), (94, 1723227), (141, 1148818), (158, 1025211), (237, 683474), (282, 574409), (474, 341737), (517, 313314), (661, 245058), (869, 186402), (1034, 156657), (1322, 122529), (1551, 104438), (1738, 93201), (1983, 81686), (2607, 62134), (3102, 52219), (3713, 43626), (3966, 40843), (5214, 31067), (7271, 22278), (7426, 21813), (11139, 14542)]