31668728

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1061}}^1$

素因数の和:1128

約数の個数: 64

約数和(自身を含む): 74934720

約数和(自身を除く): 43265992

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 52, 56, 82, 91, 104, 164, 182, 287, 328, 364, 533, 574, 728, 1061, 1066, 1148, 2122, 2132, 2296, 3731, 4244, 4264, 7427, 7462, 8488, 13793, 14854, 14924, 27586, 29708, 29848, 43501, 55172, 59416, 87002, 96551, 110344, 174004, 193102, 304507, 348008, 386204, 565513, 609014, 772408, 1131026, 1218028, 2262052, 2436056, 3958591, 4524104, 7917182, 15834364, 31668728]

約数ペア:

[(1, 31668728), (2, 15834364), (4, 7917182), (7, 4524104), (8, 3958591), (13, 2436056), (14, 2262052), (26, 1218028), (28, 1131026), (41, 772408), (52, 609014), (56, 565513), (82, 386204), (91, 348008), (104, 304507), (164, 193102), (182, 174004), (287, 110344), (328, 96551), (364, 87002), (533, 59416), (574, 55172), (728, 43501), (1061, 29848), (1066, 29708), (1148, 27586), (2122, 14924), (2132, 14854), (2296, 13793), (3731, 8488), (4244, 7462), (4264, 7427)]