67349919

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 117411840

約数和(自身を除く): 50061921

約数列:

[1, 3, 7, 13, 21, 29, 39, 47, 87, 91, 141, 181, 203, 273, 329, 377, 543, 609, 611, 987, 1131, 1267, 1363, 1833, 2353, 2639, 3801, 4089, 4277, 5249, 7059, 7917, 8507, 9541, 12831, 15747, 16471, 17719, 25521, 28623, 36743, 49413, 53157, 59549, 68237, 110229, 110591, 124033, 178647, 204711, 246703, 331773, 372099, 477659, 740109, 774137, 1432977, 1726921, 2322411, 3207139, 5180763, 9621417, 22449973, 67349919]

約数ペア:

[(1, 67349919), (3, 22449973), (7, 9621417), (13, 5180763), (21, 3207139), (29, 2322411), (39, 1726921), (47, 1432977), (87, 774137), (91, 740109), (141, 477659), (181, 372099), (203, 331773), (273, 246703), (329, 204711), (377, 178647), (543, 124033), (609, 110591), (611, 110229), (987, 68237), (1131, 59549), (1267, 53157), (1363, 49413), (1833, 36743), (2353, 28623), (2639, 25521), (3801, 17719), (4089, 16471), (4277, 15747), (5249, 12831), (7059, 9541), (7917, 8507)]