40509405

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 73681920

約数和(自身を除く): 33172515

約数列:

[1, 3, 5, 9, 15, 31, 45, 71, 93, 155, 213, 279, 355, 409, 465, 639, 1065, 1227, 1395, 2045, 2201, 3195, 3681, 6135, 6603, 11005, 12679, 18405, 19809, 29039, 33015, 38037, 63395, 87117, 99045, 114111, 145195, 190185, 261351, 435585, 570555, 900209, 1306755, 2700627, 4501045, 8101881, 13503135, 40509405]

約数ペア:

[(1, 40509405), (3, 13503135), (5, 8101881), (9, 4501045), (15, 2700627), (31, 1306755), (45, 900209), (71, 570555), (93, 435585), (155, 261351), (213, 190185), (279, 145195), (355, 114111), (409, 99045), (465, 87117), (639, 63395), (1065, 38037), (1227, 33015), (1395, 29039), (2045, 19809), (2201, 18405), (3195, 12679), (3681, 11005), (6135, 6603)]