2142972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:283

約数の個数: 72

約数和(自身を含む): 6166160

約数和(自身を除く): 4023188

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 241, 247, 342, 468, 482, 494, 684, 723, 741, 964, 988, 1446, 1482, 2169, 2223, 2892, 2964, 3133, 4338, 4446, 4579, 6266, 8676, 8892, 9158, 9399, 12532, 13737, 18316, 18798, 27474, 28197, 37596, 41211, 54948, 56394, 59527, 82422, 112788, 119054, 164844, 178581, 238108, 357162, 535743, 714324, 1071486, 2142972]

約数ペア:

[(1, 2142972), (2, 1071486), (3, 714324), (4, 535743), (6, 357162), (9, 238108), (12, 178581), (13, 164844), (18, 119054), (19, 112788), (26, 82422), (36, 59527), (38, 56394), (39, 54948), (52, 41211), (57, 37596), (76, 28197), (78, 27474), (114, 18798), (117, 18316), (156, 13737), (171, 12532), (228, 9399), (234, 9158), (241, 8892), (247, 8676), (342, 6266), (468, 4579), (482, 4446), (494, 4338), (684, 3133), (723, 2964), (741, 2892), (964, 2223), (988, 2169), (1446, 1482)]