1213973764

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:641

約数の個数: 96

約数和(自身を含む): 2469519360

約数和(自身を除く): 1255545596

約数列:

[1, 2, 4, 19, 23, 31, 38, 43, 46, 62, 76, 86, 92, 124, 172, 437, 521, 589, 713, 817, 874, 989, 1042, 1178, 1333, 1426, 1634, 1748, 1978, 2084, 2356, 2666, 2852, 3268, 3956, 5332, 9899, 11983, 13547, 16151, 18791, 19798, 22403, 23966, 25327, 27094, 30659, 32302, 37582, 39596, 44806, 47932, 50654, 54188, 61318, 64604, 75164, 89612, 101308, 122636, 227677, 306869, 371473, 425657, 455354, 515269, 582521, 613738, 694493, 742946, 851314, 910708, 1030538, 1165042, 1227476, 1388986, 1485892, 1702628, 2061076, 2330084, 2777972, 7057987, 9790111, 13195367, 14115974, 15973339, 19580222, 26390734, 28231948, 31946678, 39160444, 52781468, 63893356, 303493441, 606986882, 1213973764]

約数ペア:

[(1, 1213973764), (2, 606986882), (4, 303493441), (19, 63893356), (23, 52781468), (31, 39160444), (38, 31946678), (43, 28231948), (46, 26390734), (62, 19580222), (76, 15973339), (86, 14115974), (92, 13195367), (124, 9790111), (172, 7057987), (437, 2777972), (521, 2330084), (589, 2061076), (713, 1702628), (817, 1485892), (874, 1388986), (989, 1227476), (1042, 1165042), (1178, 1030538), (1333, 910708), (1426, 851314), (1634, 742946), (1748, 694493), (1978, 613738), (2084, 582521), (2356, 515269), (2666, 455354), (2852, 425657), (3268, 371473), (3956, 306869), (5332, 227677), (9899, 122636), (11983, 101308), (13547, 89612), (16151, 75164), (18791, 64604), (19798, 61318), (22403, 54188), (23966, 50654), (25327, 47932), (27094, 44806), (30659, 39596), (32302, 37582)]