31815602

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:172

約数の個数: 72

約数和(自身を含む): 64213236

約数和(自身を除く): 32397634

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 49, 91, 98, 113, 119, 169, 182, 221, 226, 238, 338, 442, 637, 791, 833, 1183, 1274, 1469, 1547, 1582, 1666, 1921, 2366, 2873, 2938, 3094, 3842, 5537, 5746, 8281, 10283, 10829, 11074, 13447, 16562, 19097, 20111, 20566, 21658, 24973, 26894, 38194, 40222, 49946, 71981, 94129, 133679, 140777, 143962, 174811, 188258, 267358, 281554, 324649, 349622, 649298, 935753, 1223677, 1871506, 2272543, 2447354, 4545086, 15907801, 31815602]

約数ペア:

[(1, 31815602), (2, 15907801), (7, 4545086), (13, 2447354), (14, 2272543), (17, 1871506), (26, 1223677), (34, 935753), (49, 649298), (91, 349622), (98, 324649), (113, 281554), (119, 267358), (169, 188258), (182, 174811), (221, 143962), (226, 140777), (238, 133679), (338, 94129), (442, 71981), (637, 49946), (791, 40222), (833, 38194), (1183, 26894), (1274, 24973), (1469, 21658), (1547, 20566), (1582, 20111), (1666, 19097), (1921, 16562), (2366, 13447), (2873, 11074), (2938, 10829), (3094, 10283), (3842, 8281), (5537, 5746)]