28101944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 59690400

約数和(自身を除く): 31588456

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 67, 74, 104, 109, 134, 148, 218, 268, 296, 436, 481, 536, 871, 872, 962, 1417, 1742, 1924, 2479, 2834, 3484, 3848, 4033, 4958, 5668, 6968, 7303, 8066, 9916, 11336, 14606, 16132, 19832, 29212, 32227, 32264, 52429, 58424, 64454, 94939, 104858, 128908, 189878, 209716, 257816, 270211, 379756, 419432, 540422, 759512, 1080844, 2161688, 3512743, 7025486, 14050972, 28101944]

約数ペア:

[(1, 28101944), (2, 14050972), (4, 7025486), (8, 3512743), (13, 2161688), (26, 1080844), (37, 759512), (52, 540422), (67, 419432), (74, 379756), (104, 270211), (109, 257816), (134, 209716), (148, 189878), (218, 128908), (268, 104858), (296, 94939), (436, 64454), (481, 58424), (536, 52429), (871, 32264), (872, 32227), (962, 29212), (1417, 19832), (1742, 16132), (1924, 14606), (2479, 11336), (2834, 9916), (3484, 8066), (3848, 7303), (4033, 6968), (4958, 5668)]