311738988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^2\times {\mathrm{251}}^1$

素因数の和:463

約数の個数: 72

約数和(自身を含む): 804976704

約数和(自身を除く): 493237716

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 97, 132, 194, 251, 291, 388, 502, 582, 753, 1004, 1067, 1164, 1506, 2134, 2761, 3012, 3201, 4268, 5522, 6402, 8283, 9409, 11044, 12804, 16566, 18818, 24347, 28227, 33132, 37636, 48694, 56454, 73041, 97388, 103499, 112908, 146082, 206998, 267817, 292164, 310497, 413996, 535634, 620994, 803451, 1071268, 1241988, 1606902, 2361659, 3213804, 4723318, 7084977, 9446636, 14169954, 25978249, 28339908, 51956498, 77934747, 103912996, 155869494, 311738988]

約数ペア:

[(1, 311738988), (2, 155869494), (3, 103912996), (4, 77934747), (6, 51956498), (11, 28339908), (12, 25978249), (22, 14169954), (33, 9446636), (44, 7084977), (66, 4723318), (97, 3213804), (132, 2361659), (194, 1606902), (251, 1241988), (291, 1071268), (388, 803451), (502, 620994), (582, 535634), (753, 413996), (1004, 310497), (1067, 292164), (1164, 267817), (1506, 206998), (2134, 146082), (2761, 112908), (3012, 103499), (3201, 97388), (4268, 73041), (5522, 56454), (6402, 48694), (8283, 37636), (9409, 33132), (11044, 28227), (12804, 24347), (16566, 18818)]