197470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:65

約数の個数: 48

約数和(自身を含む): 459648

約数和(自身を除く): 262178

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 49, 62, 65, 70, 91, 98, 130, 155, 182, 217, 245, 310, 403, 434, 455, 490, 637, 806, 910, 1085, 1274, 1519, 2015, 2170, 2821, 3038, 3185, 4030, 5642, 6370, 7595, 14105, 15190, 19747, 28210, 39494, 98735, 197470]

約数ペア:

[(1, 197470), (2, 98735), (5, 39494), (7, 28210), (10, 19747), (13, 15190), (14, 14105), (26, 7595), (31, 6370), (35, 5642), (49, 4030), (62, 3185), (65, 3038), (70, 2821), (91, 2170), (98, 2015), (130, 1519), (155, 1274), (182, 1085), (217, 910), (245, 806), (310, 637), (403, 490), (434, 455)]