28921932

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2131}}^1$

素因数の和:2183

約数の個数: 72

約数和(自身を含む): 81485040

約数和(自身を除く): 52563108

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 78, 87, 116, 117, 156, 174, 234, 261, 348, 377, 468, 522, 754, 1044, 1131, 1508, 2131, 2262, 3393, 4262, 4524, 6393, 6786, 8524, 12786, 13572, 19179, 25572, 27703, 38358, 55406, 61799, 76716, 83109, 110812, 123598, 166218, 185397, 247196, 249327, 332436, 370794, 498654, 556191, 741588, 803387, 997308, 1112382, 1606774, 2224764, 2410161, 3213548, 4820322, 7230483, 9640644, 14460966, 28921932]

約数ペア:

[(1, 28921932), (2, 14460966), (3, 9640644), (4, 7230483), (6, 4820322), (9, 3213548), (12, 2410161), (13, 2224764), (18, 1606774), (26, 1112382), (29, 997308), (36, 803387), (39, 741588), (52, 556191), (58, 498654), (78, 370794), (87, 332436), (116, 249327), (117, 247196), (156, 185397), (174, 166218), (234, 123598), (261, 110812), (348, 83109), (377, 76716), (468, 61799), (522, 55406), (754, 38358), (1044, 27703), (1131, 25572), (1508, 19179), (2131, 13572), (2262, 12786), (3393, 8524), (4262, 6786), (4524, 6393)]