387031428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{19441}}^1$

素因数の和:19537

約数の個数: 72

約数和(自身を含む): 1132302080

約数和(自身を除く): 745270652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 711, 948, 1106, 1422, 1659, 2212, 2844, 3318, 4977, 6636, 9954, 19441, 19908, 38882, 58323, 77764, 116646, 136087, 174969, 233292, 272174, 349938, 408261, 544348, 699876, 816522, 1224783, 1535839, 1633044, 2449566, 3071678, 4607517, 4899132, 6143356, 9215034, 10750873, 13822551, 18430068, 21501746, 27645102, 32252619, 43003492, 55290204, 64505238, 96757857, 129010476, 193515714, 387031428]

約数ペア:

[(1, 387031428), (2, 193515714), (3, 129010476), (4, 96757857), (6, 64505238), (7, 55290204), (9, 43003492), (12, 32252619), (14, 27645102), (18, 21501746), (21, 18430068), (28, 13822551), (36, 10750873), (42, 9215034), (63, 6143356), (79, 4899132), (84, 4607517), (126, 3071678), (158, 2449566), (237, 1633044), (252, 1535839), (316, 1224783), (474, 816522), (553, 699876), (711, 544348), (948, 408261), (1106, 349938), (1422, 272174), (1659, 233292), (2212, 174969), (2844, 136087), (3318, 116646), (4977, 77764), (6636, 58323), (9954, 38882), (19441, 19908)]