18185622615

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{1091}}^1$

素因数の和:1425

約数の個数: 96

約数和(自身を含む): 33392399040

約数和(自身を除く): 15206776425

約数列:

[1, 3, 5, 9, 15, 29, 45, 53, 87, 145, 159, 241, 261, 265, 435, 477, 723, 795, 1091, 1205, 1305, 1537, 2169, 2385, 3273, 3615, 4611, 5455, 6989, 7685, 9819, 10845, 12773, 13833, 16365, 20967, 23055, 31639, 34945, 38319, 49095, 57823, 62901, 63865, 69165, 94917, 104835, 114957, 158195, 173469, 191595, 262931, 284751, 289115, 314505, 370417, 474585, 520407, 574785, 788793, 867345, 1111251, 1314655, 1423755, 1676867, 1852085, 2366379, 2602035, 3333753, 3943965, 5030601, 5556255, 7624999, 8384335, 11831895, 13935343, 15091803, 16668765, 22874997, 25153005, 38124995, 41806029, 68624991, 69676715, 75459015, 114374985, 125418087, 209030145, 343124955, 404124947, 627090435, 1212374841, 2020624735, 3637124523, 6061874205, 18185622615]

約数ペア:

[(1, 18185622615), (3, 6061874205), (5, 3637124523), (9, 2020624735), (15, 1212374841), (29, 627090435), (45, 404124947), (53, 343124955), (87, 209030145), (145, 125418087), (159, 114374985), (241, 75459015), (261, 69676715), (265, 68624991), (435, 41806029), (477, 38124995), (723, 25153005), (795, 22874997), (1091, 16668765), (1205, 15091803), (1305, 13935343), (1537, 11831895), (2169, 8384335), (2385, 7624999), (3273, 5556255), (3615, 5030601), (4611, 3943965), (5455, 3333753), (6989, 2602035), (7685, 2366379), (9819, 1852085), (10845, 1676867), (12773, 1423755), (13833, 1314655), (16365, 1111251), (20967, 867345), (23055, 788793), (31639, 574785), (34945, 520407), (38319, 474585), (49095, 370417), (57823, 314505), (62901, 289115), (63865, 284751), (69165, 262931), (94917, 191595), (104835, 173469), (114957, 158195)]