287834248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{571}}^1$

素因数の和:758

約数の個数: 64

約数和(自身を含む): 602521920

約数和(自身を除く): 314687672

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 131, 148, 262, 296, 481, 524, 571, 962, 1048, 1142, 1703, 1924, 2284, 3406, 3848, 4568, 4847, 6812, 7423, 9694, 13624, 14846, 19388, 21127, 29692, 38776, 42254, 59384, 63011, 74801, 84508, 126022, 149602, 169016, 252044, 274651, 299204, 504088, 549302, 598408, 972413, 1098604, 1944826, 2197208, 2767637, 3889652, 5535274, 7779304, 11070548, 22141096, 35979281, 71958562, 143917124, 287834248]

約数ペア:

[(1, 287834248), (2, 143917124), (4, 71958562), (8, 35979281), (13, 22141096), (26, 11070548), (37, 7779304), (52, 5535274), (74, 3889652), (104, 2767637), (131, 2197208), (148, 1944826), (262, 1098604), (296, 972413), (481, 598408), (524, 549302), (571, 504088), (962, 299204), (1048, 274651), (1142, 252044), (1703, 169016), (1924, 149602), (2284, 126022), (3406, 84508), (3848, 74801), (4568, 63011), (4847, 59384), (6812, 42254), (7423, 38776), (9694, 29692), (13624, 21127), (14846, 19388)]