16942419

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 28108800

約数和(自身を除く): 11166381

約数列:

[1, 3, 9, 13, 27, 39, 47, 79, 117, 141, 169, 237, 351, 423, 507, 611, 711, 1027, 1269, 1521, 1833, 2133, 3081, 3713, 4563, 5499, 7943, 9243, 11139, 13351, 16497, 23829, 27729, 33417, 40053, 48269, 71487, 100251, 120159, 144807, 214461, 360477, 434421, 627497, 1303263, 1882491, 5647473, 16942419]

約数ペア:

[(1, 16942419), (3, 5647473), (9, 1882491), (13, 1303263), (27, 627497), (39, 434421), (47, 360477), (79, 214461), (117, 144807), (141, 120159), (169, 100251), (237, 71487), (351, 48269), (423, 40053), (507, 33417), (611, 27729), (711, 23829), (1027, 16497), (1269, 13351), (1521, 11139), (1833, 9243), (2133, 7943), (3081, 5499), (3713, 4563)]