19215525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2153}}^1$

素因数の和:2190

約数の個数: 48

約数和(自身を含む): 38461824

約数和(自身を除く): 19246299

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 255, 357, 425, 525, 595, 1275, 1785, 2153, 2975, 6459, 8925, 10765, 15071, 32295, 36601, 45213, 53825, 75355, 109803, 161475, 183005, 226065, 256207, 376775, 549015, 768621, 915025, 1130325, 1281035, 2745075, 3843105, 6405175, 19215525]

約数ペア:

[(1, 19215525), (3, 6405175), (5, 3843105), (7, 2745075), (15, 1281035), (17, 1130325), (21, 915025), (25, 768621), (35, 549015), (51, 376775), (75, 256207), (85, 226065), (105, 183005), (119, 161475), (175, 109803), (255, 75355), (357, 53825), (425, 45213), (525, 36601), (595, 32295), (1275, 15071), (1785, 10765), (2153, 8925), (2975, 6459)]