209213147948

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8663}}^1\times {\mathrm{23311}}^1$

素因数の和:32022

約数の個数: 48

約数和(自身を含む): 429803157504

約数和(自身を除く): 220590009556

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 8663, 17326, 23311, 34652, 46622, 60641, 93244, 121282, 163177, 242564, 320531, 326354, 641062, 652708, 862507, 1282124, 1725014, 2243717, 3450028, 4487434, 6037549, 8974868, 12075098, 24150196, 201943193, 403886386, 807772772, 1413602351, 2827204702, 5654409404, 7471898141, 14943796282, 29887592564, 52303286987, 104606573974, 209213147948]

約数ペア:

[(1, 209213147948), (2, 104606573974), (4, 52303286987), (7, 29887592564), (14, 14943796282), (28, 7471898141), (37, 5654409404), (74, 2827204702), (148, 1413602351), (259, 807772772), (518, 403886386), (1036, 201943193), (8663, 24150196), (17326, 12075098), (23311, 8974868), (34652, 6037549), (46622, 4487434), (60641, 3450028), (93244, 2243717), (121282, 1725014), (163177, 1282124), (242564, 862507), (320531, 652708), (326354, 641062)]