287303874

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3251}}^1$

素因数の和:3383

約数の個数: 64

約数和(自身を含む): 681827328

約数和(自身を除く): 394523454

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 103, 143, 206, 286, 309, 429, 618, 858, 1133, 1339, 2266, 2678, 3251, 3399, 4017, 6502, 6798, 8034, 9753, 14729, 19506, 29458, 35761, 42263, 44187, 71522, 84526, 88374, 107283, 126789, 214566, 253578, 334853, 464893, 669706, 929786, 1004559, 1394679, 2009118, 2789358, 3683383, 4353089, 7366766, 8706178, 11050149, 13059267, 22100298, 26118534, 47883979, 95767958, 143651937, 287303874]

約数ペア:

[(1, 287303874), (2, 143651937), (3, 95767958), (6, 47883979), (11, 26118534), (13, 22100298), (22, 13059267), (26, 11050149), (33, 8706178), (39, 7366766), (66, 4353089), (78, 3683383), (103, 2789358), (143, 2009118), (206, 1394679), (286, 1004559), (309, 929786), (429, 669706), (618, 464893), (858, 334853), (1133, 253578), (1339, 214566), (2266, 126789), (2678, 107283), (3251, 88374), (3399, 84526), (4017, 71522), (6502, 44187), (6798, 42263), (8034, 35761), (9753, 29458), (14729, 19506)]