53398485

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 109709496

約数和(自身を除く): 56311011

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 61, 63, 105, 147, 183, 245, 305, 315, 397, 427, 441, 549, 735, 915, 1191, 1281, 1985, 2135, 2205, 2745, 2779, 2989, 3573, 3843, 5955, 6405, 8337, 8967, 13895, 14945, 17865, 19215, 19453, 24217, 25011, 26901, 41685, 44835, 58359, 72651, 97265, 121085, 125055, 134505, 169519, 175077, 217953, 291795, 363255, 508557, 847595, 875385, 1089765, 1186633, 1525671, 2542785, 3559899, 5933165, 7628355, 10679697, 17799495, 53398485]

約数ペア:

[(1, 53398485), (3, 17799495), (5, 10679697), (7, 7628355), (9, 5933165), (15, 3559899), (21, 2542785), (35, 1525671), (45, 1186633), (49, 1089765), (61, 875385), (63, 847595), (105, 508557), (147, 363255), (183, 291795), (245, 217953), (305, 175077), (315, 169519), (397, 134505), (427, 125055), (441, 121085), (549, 97265), (735, 72651), (915, 58359), (1191, 44835), (1281, 41685), (1985, 26901), (2135, 25011), (2205, 24217), (2745, 19453), (2779, 19215), (2989, 17865), (3573, 14945), (3843, 13895), (5955, 8967), (6405, 8337)]