31515198

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1597}}^1$

素因数の和:1649

約数の個数: 64

約数和(自身を含む): 77317632

約数和(自身を除く): 45802434

約数列:

[1, 2, 3, 6, 11, 13, 22, 23, 26, 33, 39, 46, 66, 69, 78, 138, 143, 253, 286, 299, 429, 506, 598, 759, 858, 897, 1518, 1597, 1794, 3194, 3289, 4791, 6578, 9582, 9867, 17567, 19734, 20761, 35134, 36731, 41522, 52701, 62283, 73462, 105402, 110193, 124566, 220386, 228371, 404041, 456742, 477503, 685113, 808082, 955006, 1212123, 1370226, 1432509, 2424246, 2865018, 5252533, 10505066, 15757599, 31515198]

約数ペア:

[(1, 31515198), (2, 15757599), (3, 10505066), (6, 5252533), (11, 2865018), (13, 2424246), (22, 1432509), (23, 1370226), (26, 1212123), (33, 955006), (39, 808082), (46, 685113), (66, 477503), (69, 456742), (78, 404041), (138, 228371), (143, 220386), (253, 124566), (286, 110193), (299, 105402), (429, 73462), (506, 62283), (598, 52701), (759, 41522), (858, 36731), (897, 35134), (1518, 20761), (1597, 19734), (1794, 17567), (3194, 9867), (3289, 9582), (4791, 6578)]