221858988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{30259}}^1$

素因数の和:30326

約数の個数: 48

約数和(自身を含む): 569372160

約数和(自身を除く): 347513172

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 188, 282, 564, 611, 1222, 1833, 2444, 3666, 7332, 30259, 60518, 90777, 121036, 181554, 363108, 393367, 786734, 1180101, 1422173, 1573468, 2360202, 2844346, 4266519, 4720404, 5688692, 8533038, 17066076, 18488249, 36976498, 55464747, 73952996, 110929494, 221858988]

約数ペア:

[(1, 221858988), (2, 110929494), (3, 73952996), (4, 55464747), (6, 36976498), (12, 18488249), (13, 17066076), (26, 8533038), (39, 5688692), (47, 4720404), (52, 4266519), (78, 2844346), (94, 2360202), (141, 1573468), (156, 1422173), (188, 1180101), (282, 786734), (564, 393367), (611, 363108), (1222, 181554), (1833, 121036), (2444, 90777), (3666, 60518), (7332, 30259)]