9818865

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 20398248

約数和(自身を除く): 10579383

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 61, 63, 73, 105, 147, 183, 219, 245, 305, 315, 365, 427, 441, 511, 549, 657, 735, 915, 1095, 1281, 1533, 2135, 2205, 2555, 2745, 2989, 3285, 3577, 3843, 4453, 4599, 6405, 7665, 8967, 10731, 13359, 14945, 17885, 19215, 22265, 22995, 26901, 31171, 32193, 40077, 44835, 53655, 66795, 93513, 134505, 155855, 160965, 200385, 218197, 280539, 467565, 654591, 1090985, 1402695, 1963773, 3272955, 9818865]

約数ペア:

[(1, 9818865), (3, 3272955), (5, 1963773), (7, 1402695), (9, 1090985), (15, 654591), (21, 467565), (35, 280539), (45, 218197), (49, 200385), (61, 160965), (63, 155855), (73, 134505), (105, 93513), (147, 66795), (183, 53655), (219, 44835), (245, 40077), (305, 32193), (315, 31171), (365, 26901), (427, 22995), (441, 22265), (511, 19215), (549, 17885), (657, 14945), (735, 13359), (915, 10731), (1095, 8967), (1281, 7665), (1533, 6405), (2135, 4599), (2205, 4453), (2555, 3843), (2745, 3577), (2989, 3285)]