291219928

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{593}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 608160960

約数和(自身を除く): 316941032

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 157, 184, 314, 391, 593, 628, 782, 1186, 1256, 1564, 2372, 2669, 3128, 3611, 4744, 5338, 7222, 10081, 10676, 13639, 14444, 20162, 21352, 27278, 28888, 40324, 54556, 61387, 80648, 93101, 109112, 122774, 186202, 231863, 245548, 372404, 463726, 491096, 744808, 927452, 1582717, 1854904, 2141323, 3165434, 4282646, 6330868, 8565292, 12661736, 17130584, 36402491, 72804982, 145609964, 291219928]

約数ペア:

[(1, 291219928), (2, 145609964), (4, 72804982), (8, 36402491), (17, 17130584), (23, 12661736), (34, 8565292), (46, 6330868), (68, 4282646), (92, 3165434), (136, 2141323), (157, 1854904), (184, 1582717), (314, 927452), (391, 744808), (593, 491096), (628, 463726), (782, 372404), (1186, 245548), (1256, 231863), (1564, 186202), (2372, 122774), (2669, 109112), (3128, 93101), (3611, 80648), (4744, 61387), (5338, 54556), (7222, 40324), (10081, 28888), (10676, 27278), (13639, 21352), (14444, 20162)]