821105432

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1\times {\mathrm{787}}^1$

素因数の和:1432

約数の個数: 64

約数和(自身を含む): 1821603840

約数和(自身を除く): 1000498408

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 601, 787, 868, 1202, 1574, 1736, 2404, 3148, 4207, 4808, 5509, 6296, 8414, 11018, 16828, 18631, 22036, 24397, 33656, 37262, 44072, 48794, 74524, 97588, 130417, 149048, 170779, 195176, 260834, 341558, 472987, 521668, 683116, 945974, 1043336, 1366232, 1891948, 3310909, 3783896, 6621818, 13243636, 14662597, 26487272, 29325194, 58650388, 102638179, 117300776, 205276358, 410552716, 821105432]

約数ペア:

[(1, 821105432), (2, 410552716), (4, 205276358), (7, 117300776), (8, 102638179), (14, 58650388), (28, 29325194), (31, 26487272), (56, 14662597), (62, 13243636), (124, 6621818), (217, 3783896), (248, 3310909), (434, 1891948), (601, 1366232), (787, 1043336), (868, 945974), (1202, 683116), (1574, 521668), (1736, 472987), (2404, 341558), (3148, 260834), (4207, 195176), (4808, 170779), (5509, 149048), (6296, 130417), (8414, 97588), (11018, 74524), (16828, 48794), (18631, 44072), (22036, 37262), (24397, 33656)]