28563470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 59439744

約数和(自身を除く): 30876274

約数列:

[1, 2, 5, 10, 13, 23, 26, 41, 46, 65, 82, 115, 130, 205, 230, 233, 299, 410, 466, 533, 598, 943, 1066, 1165, 1495, 1886, 2330, 2665, 2990, 3029, 4715, 5330, 5359, 6058, 9430, 9553, 10718, 12259, 15145, 19106, 24518, 26795, 30290, 47765, 53590, 61295, 69667, 95530, 122590, 124189, 139334, 219719, 248378, 348335, 439438, 620945, 696670, 1098595, 1241890, 2197190, 2856347, 5712694, 14281735, 28563470]

約数ペア:

[(1, 28563470), (2, 14281735), (5, 5712694), (10, 2856347), (13, 2197190), (23, 1241890), (26, 1098595), (41, 696670), (46, 620945), (65, 439438), (82, 348335), (115, 248378), (130, 219719), (205, 139334), (230, 124189), (233, 122590), (299, 95530), (410, 69667), (466, 61295), (533, 53590), (598, 47765), (943, 30290), (1066, 26795), (1165, 24518), (1495, 19106), (1886, 15145), (2330, 12259), (2665, 10718), (2990, 9553), (3029, 9430), (4715, 6058), (5330, 5359)]