390552006

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{743}}^1$

素因数の和:1077

約数の個数: 64

約数和(自身を含む): 881943552

約数和(自身を除く): 491391546

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 293, 299, 586, 598, 743, 879, 897, 1486, 1758, 1794, 2229, 3809, 4458, 6739, 7618, 9659, 11427, 13478, 17089, 19318, 20217, 22854, 28977, 34178, 40434, 51267, 57954, 87607, 102534, 175214, 217699, 222157, 262821, 435398, 444314, 525642, 653097, 666471, 1306194, 1332942, 2830087, 5007077, 5660174, 8490261, 10014154, 15021231, 16980522, 30042462, 65092001, 130184002, 195276003, 390552006]

約数ペア:

[(1, 390552006), (2, 195276003), (3, 130184002), (6, 65092001), (13, 30042462), (23, 16980522), (26, 15021231), (39, 10014154), (46, 8490261), (69, 5660174), (78, 5007077), (138, 2830087), (293, 1332942), (299, 1306194), (586, 666471), (598, 653097), (743, 525642), (879, 444314), (897, 435398), (1486, 262821), (1758, 222157), (1794, 217699), (2229, 175214), (3809, 102534), (4458, 87607), (6739, 57954), (7618, 51267), (9659, 40434), (11427, 34178), (13478, 28977), (17089, 22854), (19318, 20217)]