28639284

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 68544000

約数和(自身を除く): 39904716

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 179, 199, 201, 268, 358, 398, 402, 537, 597, 716, 796, 804, 1074, 1194, 2148, 2388, 11993, 13333, 23986, 26666, 35621, 35979, 39999, 47972, 53332, 71242, 71958, 79998, 106863, 142484, 143916, 159996, 213726, 427452, 2386607, 4773214, 7159821, 9546428, 14319642, 28639284]

約数ペア:

[(1, 28639284), (2, 14319642), (3, 9546428), (4, 7159821), (6, 4773214), (12, 2386607), (67, 427452), (134, 213726), (179, 159996), (199, 143916), (201, 142484), (268, 106863), (358, 79998), (398, 71958), (402, 71242), (537, 53332), (597, 47972), (716, 39999), (796, 35979), (804, 35621), (1074, 26666), (1194, 23986), (2148, 13333), (2388, 11993)]