1257520923

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:593

約数の個数: 64

約数和(自身を含む): 2026552320

約数和(自身を除く): 769031397

約数列:

[1, 3, 9, 17, 27, 51, 67, 103, 153, 201, 309, 397, 459, 603, 927, 1139, 1191, 1751, 1809, 2781, 3417, 3573, 5253, 6749, 6901, 10251, 10719, 15759, 20247, 20703, 26599, 30753, 40891, 47277, 60741, 62109, 79797, 117317, 122673, 182223, 186327, 239391, 351951, 368019, 452183, 695147, 718173, 1055853, 1104057, 1356549, 2085441, 2739697, 3167559, 4069647, 6256323, 8219091, 12208941, 18768969, 24657273, 46574849, 73971819, 139724547, 419173641, 1257520923]

約数ペア:

[(1, 1257520923), (3, 419173641), (9, 139724547), (17, 73971819), (27, 46574849), (51, 24657273), (67, 18768969), (103, 12208941), (153, 8219091), (201, 6256323), (309, 4069647), (397, 3167559), (459, 2739697), (603, 2085441), (927, 1356549), (1139, 1104057), (1191, 1055853), (1751, 718173), (1809, 695147), (2781, 452183), (3417, 368019), (3573, 351951), (5253, 239391), (6749, 186327), (6901, 182223), (10251, 122673), (10719, 117317), (15759, 79797), (20247, 62109), (20703, 60741), (26599, 47277), (30753, 40891)]