81993618

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:512

約数の個数: 96

約数和(自身を含む): 217676160

約数和(自身を除く): 135682542

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 101, 102, 119, 126, 153, 202, 238, 303, 306, 357, 379, 606, 707, 714, 758, 909, 1071, 1137, 1414, 1717, 1818, 2121, 2142, 2274, 2653, 3411, 3434, 4242, 5151, 5306, 6363, 6443, 6822, 7959, 10302, 12019, 12726, 12886, 15453, 15918, 19329, 23877, 24038, 30906, 36057, 38279, 38658, 45101, 47754, 57987, 72114, 76558, 90202, 108171, 114837, 115974, 135303, 216342, 229674, 267953, 270606, 344511, 405909, 535906, 650743, 689022, 803859, 811818, 1301486, 1607718, 1952229, 2411577, 3904458, 4555201, 4823154, 5856687, 9110402, 11713374, 13665603, 27331206, 40996809, 81993618]

約数ペア:

[(1, 81993618), (2, 40996809), (3, 27331206), (6, 13665603), (7, 11713374), (9, 9110402), (14, 5856687), (17, 4823154), (18, 4555201), (21, 3904458), (34, 2411577), (42, 1952229), (51, 1607718), (63, 1301486), (101, 811818), (102, 803859), (119, 689022), (126, 650743), (153, 535906), (202, 405909), (238, 344511), (303, 270606), (306, 267953), (357, 229674), (379, 216342), (606, 135303), (707, 115974), (714, 114837), (758, 108171), (909, 90202), (1071, 76558), (1137, 72114), (1414, 57987), (1717, 47754), (1818, 45101), (2121, 38658), (2142, 38279), (2274, 36057), (2653, 30906), (3411, 24038), (3434, 23877), (4242, 19329), (5151, 15918), (5306, 15453), (6363, 12886), (6443, 12726), (6822, 12019), (7959, 10302)]