278324541

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3943}}^1$

素因数の和:4014

約数の個数: 48

約数和(自身を含む): 472522752

約数和(自身を除く): 194198211

約数列:

[1, 3, 9, 11, 23, 31, 33, 69, 93, 99, 207, 253, 279, 341, 713, 759, 1023, 2139, 2277, 3069, 3943, 6417, 7843, 11829, 23529, 35487, 43373, 70587, 90689, 122233, 130119, 272067, 366699, 390357, 816201, 997579, 1100097, 1344563, 2811359, 2992737, 4033689, 8434077, 8978211, 12101067, 25302231, 30924949, 92774847, 278324541]

約数ペア:

[(1, 278324541), (3, 92774847), (9, 30924949), (11, 25302231), (23, 12101067), (31, 8978211), (33, 8434077), (69, 4033689), (93, 2992737), (99, 2811359), (207, 1344563), (253, 1100097), (279, 997579), (341, 816201), (713, 390357), (759, 366699), (1023, 272067), (2139, 130119), (2277, 122233), (3069, 90689), (3943, 70587), (6417, 43373), (7843, 35487), (11829, 23529)]