31304238

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:127

約数の個数: 80

約数和(自身を含む): 76232016

約数和(自身を除く): 44927778

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 49, 53, 82, 98, 106, 123, 147, 159, 246, 287, 294, 318, 343, 371, 574, 686, 742, 861, 1029, 1113, 1722, 2009, 2058, 2173, 2226, 2401, 2597, 4018, 4346, 4802, 5194, 6027, 6519, 7203, 7791, 12054, 13038, 14063, 14406, 15211, 15582, 18179, 28126, 30422, 36358, 42189, 45633, 54537, 84378, 91266, 98441, 106477, 109074, 127253, 196882, 212954, 254506, 295323, 319431, 381759, 590646, 638862, 745339, 763518, 1490678, 2236017, 4472034, 5217373, 10434746, 15652119, 31304238]

約数ペア:

[(1, 31304238), (2, 15652119), (3, 10434746), (6, 5217373), (7, 4472034), (14, 2236017), (21, 1490678), (41, 763518), (42, 745339), (49, 638862), (53, 590646), (82, 381759), (98, 319431), (106, 295323), (123, 254506), (147, 212954), (159, 196882), (246, 127253), (287, 109074), (294, 106477), (318, 98441), (343, 91266), (371, 84378), (574, 54537), (686, 45633), (742, 42189), (861, 36358), (1029, 30422), (1113, 28126), (1722, 18179), (2009, 15582), (2058, 15211), (2173, 14406), (2226, 14063), (2401, 13038), (2597, 12054), (4018, 7791), (4346, 7203), (4802, 6519), (5194, 6027)]