889761390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{26987}}^1$

素因数の和:27161

約数の個数: 64

約数和(自身を含む): 2456123904

約数和(自身を除く): 1566362514

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 157, 210, 314, 471, 785, 942, 1099, 1570, 2198, 2355, 3297, 4710, 5495, 6594, 10990, 16485, 26987, 32970, 53974, 80961, 134935, 161922, 188909, 269870, 377818, 404805, 566727, 809610, 944545, 1133454, 1889090, 2833635, 4236959, 5667270, 8473918, 12710877, 21184795, 25421754, 29658713, 42369590, 59317426, 63554385, 88976139, 127108770, 148293565, 177952278, 296587130, 444880695, 889761390]

約数ペア:

[(1, 889761390), (2, 444880695), (3, 296587130), (5, 177952278), (6, 148293565), (7, 127108770), (10, 88976139), (14, 63554385), (15, 59317426), (21, 42369590), (30, 29658713), (35, 25421754), (42, 21184795), (70, 12710877), (105, 8473918), (157, 5667270), (210, 4236959), (314, 2833635), (471, 1889090), (785, 1133454), (942, 944545), (1099, 809610), (1570, 566727), (2198, 404805), (2355, 377818), (3297, 269870), (4710, 188909), (5495, 161922), (6594, 134935), (10990, 80961), (16485, 53974), (26987, 32970)]