219928566

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1871}}^1$

素因数の和:2037

約数の個数: 64

約数和(自身を含む): 520805376

約数和(自身を除く): 300876810

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 137, 143, 274, 286, 411, 429, 822, 858, 1507, 1781, 1871, 3014, 3562, 3742, 4521, 5343, 5613, 9042, 10686, 11226, 19591, 20581, 24323, 39182, 41162, 48646, 58773, 61743, 72969, 117546, 123486, 145938, 256327, 267553, 512654, 535106, 768981, 802659, 1537962, 1605318, 2819597, 3332251, 5639194, 6664502, 8458791, 9996753, 16917582, 19993506, 36654761, 73309522, 109964283, 219928566]

約数ペア:

[(1, 219928566), (2, 109964283), (3, 73309522), (6, 36654761), (11, 19993506), (13, 16917582), (22, 9996753), (26, 8458791), (33, 6664502), (39, 5639194), (66, 3332251), (78, 2819597), (137, 1605318), (143, 1537962), (274, 802659), (286, 768981), (411, 535106), (429, 512654), (822, 267553), (858, 256327), (1507, 145938), (1781, 123486), (1871, 117546), (3014, 72969), (3562, 61743), (3742, 58773), (4521, 48646), (5343, 41162), (5613, 39182), (9042, 24323), (10686, 20581), (11226, 19591)]