216405890

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{1831}}^1$

素因数の和:2114

約数の個数: 32

約数和(自身を含む): 398877696

約数和(自身を除く): 182471806

約数列:

[1, 2, 5, 10, 53, 106, 223, 265, 446, 530, 1115, 1831, 2230, 3662, 9155, 11819, 18310, 23638, 59095, 97043, 118190, 194086, 408313, 485215, 816626, 970430, 2041565, 4083130, 21640589, 43281178, 108202945, 216405890]

約数ペア:

[(1, 216405890), (2, 108202945), (5, 43281178), (10, 21640589), (53, 4083130), (106, 2041565), (223, 970430), (265, 816626), (446, 485215), (530, 408313), (1115, 194086), (1831, 118190), (2230, 97043), (3662, 59095), (9155, 23638), (11819, 18310)]