210860415

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7333}}^1$

素因数の和:7421

約数の個数: 40

約数和(自身を含む): 383362848

約数和(自身を除く): 172502433

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 1065, 1917, 3195, 5751, 7333, 9585, 21999, 28755, 36665, 65997, 109995, 197991, 329985, 520643, 593973, 989955, 1561929, 2603215, 2969865, 4685787, 7809645, 14057361, 23428935, 42172083, 70286805, 210860415]

約数ペア:

[(1, 210860415), (3, 70286805), (5, 42172083), (9, 23428935), (15, 14057361), (27, 7809645), (45, 4685787), (71, 2969865), (81, 2603215), (135, 1561929), (213, 989955), (355, 593973), (405, 520643), (639, 329985), (1065, 197991), (1917, 109995), (3195, 65997), (5751, 36665), (7333, 28755), (9585, 21999)]