1207489923

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{20393}}^1$

素因数の和:20465

約数の個数: 40

約数和(自身を含む): 1954397808

約数和(自身を除く): 746907885

約数列:

[1, 3, 9, 17, 27, 43, 51, 81, 129, 153, 387, 459, 731, 1161, 1377, 2193, 3483, 6579, 19737, 20393, 59211, 61179, 183537, 346681, 550611, 876899, 1040043, 1651833, 2630697, 3120129, 7892091, 9360387, 14907283, 23676273, 28081161, 44721849, 71028819, 134165547, 402496641, 1207489923]

約数ペア:

[(1, 1207489923), (3, 402496641), (9, 134165547), (17, 71028819), (27, 44721849), (43, 28081161), (51, 23676273), (81, 14907283), (129, 9360387), (153, 7892091), (387, 3120129), (459, 2630697), (731, 1651833), (1161, 1040043), (1377, 876899), (2193, 550611), (3483, 346681), (6579, 183537), (19737, 61179), (20393, 59211)]