408939908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{1033}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 807413376

約数和(自身を除く): 398473468

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 331, 598, 662, 1033, 1196, 1324, 2066, 4132, 4303, 7613, 8606, 13429, 15226, 17212, 23759, 26858, 30452, 47518, 53716, 95036, 98969, 197938, 308867, 341923, 395876, 617734, 683846, 1235468, 1367692, 4444999, 7864229, 8889998, 15728458, 17779996, 31456916, 102234977, 204469954, 408939908]

約数ペア:

[(1, 408939908), (2, 204469954), (4, 102234977), (13, 31456916), (23, 17779996), (26, 15728458), (46, 8889998), (52, 7864229), (92, 4444999), (299, 1367692), (331, 1235468), (598, 683846), (662, 617734), (1033, 395876), (1196, 341923), (1324, 308867), (2066, 197938), (4132, 98969), (4303, 95036), (7613, 53716), (8606, 47518), (13429, 30452), (15226, 26858), (17212, 23759)]