1288788390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2897}}^1\times {\mathrm{4943}}^1$

素因数の和:7853

約数の個数: 48

約数和(自身を含む): 3352684608

約数和(自身を除く): 2063896218

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2897, 4943, 5794, 8691, 9886, 14485, 14829, 17382, 24715, 26073, 28970, 29658, 43455, 44487, 49430, 52146, 74145, 86910, 88974, 130365, 148290, 222435, 260730, 444870, 14319871, 28639742, 42959613, 71599355, 85919226, 128878839, 143198710, 214798065, 257757678, 429596130, 644394195, 1288788390]

約数ペア:

[(1, 1288788390), (2, 644394195), (3, 429596130), (5, 257757678), (6, 214798065), (9, 143198710), (10, 128878839), (15, 85919226), (18, 71599355), (30, 42959613), (45, 28639742), (90, 14319871), (2897, 444870), (4943, 260730), (5794, 222435), (8691, 148290), (9886, 130365), (14485, 88974), (14829, 86910), (17382, 74145), (24715, 52146), (26073, 49430), (28970, 44487), (29658, 43455)]