7620998

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 64

約数和(自身を含む): 15676416

約数和(自身を除く): 8055418

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 41, 71, 77, 82, 119, 142, 154, 187, 238, 287, 374, 451, 497, 574, 697, 781, 902, 994, 1207, 1309, 1394, 1562, 2414, 2618, 2911, 3157, 4879, 5467, 5822, 6314, 7667, 8449, 9758, 10934, 13277, 15334, 16898, 20377, 26554, 32021, 40754, 49487, 53669, 64042, 92939, 98974, 107338, 185878, 224147, 346409, 448294, 544357, 692818, 1088714, 3810499, 7620998]

約数ペア:

[(1, 7620998), (2, 3810499), (7, 1088714), (11, 692818), (14, 544357), (17, 448294), (22, 346409), (34, 224147), (41, 185878), (71, 107338), (77, 98974), (82, 92939), (119, 64042), (142, 53669), (154, 49487), (187, 40754), (238, 32021), (287, 26554), (374, 20377), (451, 16898), (497, 15334), (574, 13277), (697, 10934), (781, 9758), (902, 8449), (994, 7667), (1207, 6314), (1309, 5822), (1394, 5467), (1562, 4879), (2414, 3157), (2618, 2911)]