211720935

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{3259}}^1$

素因数の和:3399

約数の個数: 32

約数和(自身を含む): 349263360

約数和(自身を除く): 137542425

約数列:

[1, 3, 5, 15, 61, 71, 183, 213, 305, 355, 915, 1065, 3259, 4331, 9777, 12993, 16295, 21655, 48885, 64965, 198799, 231389, 596397, 694167, 993995, 1156945, 2981985, 3470835, 14114729, 42344187, 70573645, 211720935]

約数ペア:

[(1, 211720935), (3, 70573645), (5, 42344187), (15, 14114729), (61, 3470835), (71, 2981985), (183, 1156945), (213, 993995), (305, 694167), (355, 596397), (915, 231389), (1065, 198799), (3259, 64965), (4331, 48885), (9777, 21655), (12993, 16295)]