20131925737

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{3889}}^1$

素因数の和:4046

約数の個数: 64

約数和(自身を含む): 27246182400

約数和(自身を除く): 7114256663

約数列:

[1, 7, 11, 23, 37, 77, 79, 161, 253, 259, 407, 553, 851, 869, 1771, 1817, 2849, 2923, 3889, 5957, 6083, 9361, 12719, 19987, 20461, 27223, 32153, 42779, 65527, 67229, 89447, 139909, 143893, 225071, 299453, 307231, 470603, 626129, 739519, 983917, 1007251, 1582823, 2150617, 3309539, 3379541, 5176633, 6887419, 7066313, 11079761, 11367547, 23166773, 23656787, 36404929, 49464191, 77729443, 79572829, 125043017, 254834503, 261453581, 544106101, 875301119, 1830175067, 2875989391, 20131925737]

約数ペア:

[(1, 20131925737), (7, 2875989391), (11, 1830175067), (23, 875301119), (37, 544106101), (77, 261453581), (79, 254834503), (161, 125043017), (253, 79572829), (259, 77729443), (407, 49464191), (553, 36404929), (851, 23656787), (869, 23166773), (1771, 11367547), (1817, 11079761), (2849, 7066313), (2923, 6887419), (3889, 5176633), (5957, 3379541), (6083, 3309539), (9361, 2150617), (12719, 1582823), (19987, 1007251), (20461, 983917), (27223, 739519), (32153, 626129), (42779, 470603), (65527, 307231), (67229, 299453), (89447, 225071), (139909, 143893)]