81917754

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 175488768

約数和(自身を除く): 93571014

約数列:

[1, 2, 3, 6, 41, 53, 61, 82, 103, 106, 122, 123, 159, 183, 206, 246, 309, 318, 366, 618, 2173, 2501, 3233, 4223, 4346, 5002, 5459, 6283, 6466, 6519, 7503, 8446, 9699, 10918, 12566, 12669, 13038, 15006, 16377, 18849, 19398, 25338, 32754, 37698, 132553, 223819, 257603, 265106, 332999, 397659, 447638, 515206, 665998, 671457, 772809, 795318, 998997, 1342914, 1545618, 1997994, 13652959, 27305918, 40958877, 81917754]

約数ペア:

[(1, 81917754), (2, 40958877), (3, 27305918), (6, 13652959), (41, 1997994), (53, 1545618), (61, 1342914), (82, 998997), (103, 795318), (106, 772809), (122, 671457), (123, 665998), (159, 515206), (183, 447638), (206, 397659), (246, 332999), (309, 265106), (318, 257603), (366, 223819), (618, 132553), (2173, 37698), (2501, 32754), (3233, 25338), (4223, 19398), (4346, 18849), (5002, 16377), (5459, 15006), (6283, 13038), (6466, 12669), (6519, 12566), (7503, 10918), (8446, 9699)]