221961656

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{2179}}^1$

素因数の和:2316

約数の個数: 64

約数和(自身を含む): 508550400

約数和(自身を除く): 286588744

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 107, 119, 136, 214, 238, 428, 476, 749, 856, 952, 1498, 1819, 2179, 2996, 3638, 4358, 5992, 7276, 8716, 12733, 14552, 15253, 17432, 25466, 30506, 37043, 50932, 61012, 74086, 101864, 122024, 148172, 233153, 259301, 296344, 466306, 518602, 932612, 1037204, 1632071, 1865224, 2074408, 3264142, 3963601, 6528284, 7927202, 13056568, 15854404, 27745207, 31708808, 55490414, 110980828, 221961656]

約数ペア:

[(1, 221961656), (2, 110980828), (4, 55490414), (7, 31708808), (8, 27745207), (14, 15854404), (17, 13056568), (28, 7927202), (34, 6528284), (56, 3963601), (68, 3264142), (107, 2074408), (119, 1865224), (136, 1632071), (214, 1037204), (238, 932612), (428, 518602), (476, 466306), (749, 296344), (856, 259301), (952, 233153), (1498, 148172), (1819, 122024), (2179, 101864), (2996, 74086), (3638, 61012), (4358, 50932), (5992, 37043), (7276, 30506), (8716, 25466), (12733, 17432), (14552, 15253)]