237447639

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{691}}^1$

素因数の和:813

約数の個数: 64

約数和(自身を含む): 418521600

約数和(自身を除く): 181073961

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 89, 99, 117, 143, 267, 297, 351, 429, 691, 801, 979, 1157, 1287, 2073, 2403, 2937, 3471, 3861, 6219, 7601, 8811, 8983, 10413, 12727, 18657, 22803, 26433, 26949, 31239, 38181, 61499, 68409, 80847, 98813, 114543, 184497, 205227, 242541, 296439, 343629, 553491, 676489, 799487, 889317, 1660473, 2029467, 2398461, 2667951, 6088401, 7195383, 8794357, 18265203, 21586149, 26383071, 79149213, 237447639]

約数ペア:

[(1, 237447639), (3, 79149213), (9, 26383071), (11, 21586149), (13, 18265203), (27, 8794357), (33, 7195383), (39, 6088401), (89, 2667951), (99, 2398461), (117, 2029467), (143, 1660473), (267, 889317), (297, 799487), (351, 676489), (429, 553491), (691, 343629), (801, 296439), (979, 242541), (1157, 205227), (1287, 184497), (2073, 114543), (2403, 98813), (2937, 80847), (3471, 68409), (3861, 61499), (6219, 38181), (7601, 31239), (8811, 26949), (8983, 26433), (10413, 22803), (12727, 18657)]