40947543

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 77776608

約数和(自身を除く): 36829065

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 173, 221, 273, 289, 357, 519, 663, 819, 867, 1071, 1211, 1547, 1557, 1989, 2023, 2249, 2601, 2941, 3633, 3757, 4641, 6069, 6747, 8823, 10899, 11271, 13923, 15743, 18207, 20241, 20587, 26299, 26469, 33813, 38233, 47229, 49997, 61761, 78897, 114699, 141687, 149991, 185283, 236691, 267631, 344097, 349979, 449973, 649961, 802893, 1049937, 1949883, 2408679, 3149811, 4549727, 5849649, 13649181, 40947543]

約数ペア:

[(1, 40947543), (3, 13649181), (7, 5849649), (9, 4549727), (13, 3149811), (17, 2408679), (21, 1949883), (39, 1049937), (51, 802893), (63, 649961), (91, 449973), (117, 349979), (119, 344097), (153, 267631), (173, 236691), (221, 185283), (273, 149991), (289, 141687), (357, 114699), (519, 78897), (663, 61761), (819, 49997), (867, 47229), (1071, 38233), (1211, 33813), (1547, 26469), (1557, 26299), (1989, 20587), (2023, 20241), (2249, 18207), (2601, 15743), (2941, 13923), (3633, 11271), (3757, 10899), (4641, 8823), (6069, 6747)]