1321312356

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{403331}}^1$

素因数の和:403361

約数の個数: 72

約数和(自身を含む): 4110759744

約数和(自身を除く): 2789447388

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 403331, 806662, 1209993, 1613324, 2419986, 2823317, 3629979, 4839972, 5243303, 5646634, 7259958, 8469951, 10486606, 11293268, 14519916, 15729909, 16939902, 20973212, 25409853, 31459818, 33879804, 36703121, 47189727, 50819706, 62919636, 73406242, 94379454, 101639412, 110109363, 146812484, 188758908, 220218726, 330328089, 440437452, 660656178, 1321312356]

約数ペア:

[(1, 1321312356), (2, 660656178), (3, 440437452), (4, 330328089), (6, 220218726), (7, 188758908), (9, 146812484), (12, 110109363), (13, 101639412), (14, 94379454), (18, 73406242), (21, 62919636), (26, 50819706), (28, 47189727), (36, 36703121), (39, 33879804), (42, 31459818), (52, 25409853), (63, 20973212), (78, 16939902), (84, 15729909), (91, 14519916), (117, 11293268), (126, 10486606), (156, 8469951), (182, 7259958), (234, 5646634), (252, 5243303), (273, 4839972), (364, 3629979), (468, 2823317), (546, 2419986), (819, 1613324), (1092, 1209993), (1638, 806662), (3276, 403331)]