2028915

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:153

約数の個数: 64

約数和(自身を含む): 4377600

約数和(自身を除く): 2348685

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 105, 113, 133, 135, 171, 189, 285, 315, 339, 399, 513, 565, 665, 791, 855, 945, 1017, 1197, 1695, 1995, 2147, 2373, 2565, 3051, 3591, 3955, 5085, 5985, 6441, 7119, 10735, 11865, 15029, 15255, 17955, 19323, 21357, 32205, 35595, 45087, 57969, 75145, 96615, 106785, 135261, 225435, 289845, 405783, 676305, 2028915]

約数ペア:

[(1, 2028915), (3, 676305), (5, 405783), (7, 289845), (9, 225435), (15, 135261), (19, 106785), (21, 96615), (27, 75145), (35, 57969), (45, 45087), (57, 35595), (63, 32205), (95, 21357), (105, 19323), (113, 17955), (133, 15255), (135, 15029), (171, 11865), (189, 10735), (285, 7119), (315, 6441), (339, 5985), (399, 5085), (513, 3955), (565, 3591), (665, 3051), (791, 2565), (855, 2373), (945, 2147), (1017, 1995), (1197, 1695)]