31499916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 88650240

約数和(自身を除く): 57150324

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 67, 84, 87, 116, 134, 174, 193, 201, 203, 268, 348, 386, 402, 406, 469, 579, 609, 772, 804, 812, 938, 1158, 1218, 1351, 1407, 1876, 1943, 2316, 2436, 2702, 2814, 3886, 4053, 5404, 5597, 5628, 5829, 7772, 8106, 11194, 11658, 12931, 13601, 16212, 16791, 22388, 23316, 25862, 27202, 33582, 38793, 39179, 40803, 51724, 54404, 67164, 77586, 78358, 81606, 90517, 117537, 155172, 156716, 163212, 181034, 235074, 271551, 362068, 374999, 470148, 543102, 749998, 1086204, 1124997, 1499996, 2249994, 2624993, 4499988, 5249986, 7874979, 10499972, 15749958, 31499916]

約数ペア:

[(1, 31499916), (2, 15749958), (3, 10499972), (4, 7874979), (6, 5249986), (7, 4499988), (12, 2624993), (14, 2249994), (21, 1499996), (28, 1124997), (29, 1086204), (42, 749998), (58, 543102), (67, 470148), (84, 374999), (87, 362068), (116, 271551), (134, 235074), (174, 181034), (193, 163212), (201, 156716), (203, 155172), (268, 117537), (348, 90517), (386, 81606), (402, 78358), (406, 77586), (469, 67164), (579, 54404), (609, 51724), (772, 40803), (804, 39179), (812, 38793), (938, 33582), (1158, 27202), (1218, 25862), (1351, 23316), (1407, 22388), (1876, 16791), (1943, 16212), (2316, 13601), (2436, 12931), (2702, 11658), (2814, 11194), (3886, 8106), (4053, 7772), (5404, 5829), (5597, 5628)]