212512716

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{26711}}^1$

素因数の和:26751

約数の個数: 72

約数和(自身を含む): 612559584

約数和(自身を除く): 400046868

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 26711, 53422, 80133, 106844, 160266, 240399, 320532, 347243, 454087, 480798, 694486, 908174, 961596, 1041729, 1362261, 1388972, 1816348, 2083458, 2724522, 3125187, 4086783, 4166916, 5449044, 5903131, 6250374, 8173566, 11806262, 12500748, 16347132, 17709393, 23612524, 35418786, 53128179, 70837572, 106256358, 212512716]

約数ペア:

[(1, 212512716), (2, 106256358), (3, 70837572), (4, 53128179), (6, 35418786), (9, 23612524), (12, 17709393), (13, 16347132), (17, 12500748), (18, 11806262), (26, 8173566), (34, 6250374), (36, 5903131), (39, 5449044), (51, 4166916), (52, 4086783), (68, 3125187), (78, 2724522), (102, 2083458), (117, 1816348), (153, 1388972), (156, 1362261), (204, 1041729), (221, 961596), (234, 908174), (306, 694486), (442, 480798), (468, 454087), (612, 347243), (663, 320532), (884, 240399), (1326, 160266), (1989, 106844), (2652, 80133), (3978, 53422), (7956, 26711)]