261236898

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{48539}}^1$

素因数の和:48583

約数の個数: 48

約数和(自身を含む): 636068160

約数和(自身を除く): 374831262

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 5382, 48539, 97078, 145617, 291234, 436851, 631007, 873702, 1116397, 1262014, 1893021, 2232794, 3349191, 3786042, 5679063, 6698382, 10047573, 11358126, 14513161, 20095146, 29026322, 43539483, 87078966, 130618449, 261236898]

約数ペア:

[(1, 261236898), (2, 130618449), (3, 87078966), (6, 43539483), (9, 29026322), (13, 20095146), (18, 14513161), (23, 11358126), (26, 10047573), (39, 6698382), (46, 5679063), (69, 3786042), (78, 3349191), (117, 2232794), (138, 1893021), (207, 1262014), (234, 1116397), (299, 873702), (414, 631007), (598, 436851), (897, 291234), (1794, 145617), (2691, 97078), (5382, 48539)]