313905172

素因数分解:

$2^2\times 7^2\times {\mathrm{101}}^2\times {\mathrm{157}}^1$

素因数の和:377

約数の個数: 54

約数和(自身を含む): 649521726

約数和(自身を除く): 335616554

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 101, 157, 196, 202, 314, 404, 628, 707, 1099, 1414, 2198, 2828, 4396, 4949, 7693, 9898, 10201, 15386, 15857, 19796, 20402, 30772, 31714, 40804, 63428, 71407, 110999, 142814, 221998, 285628, 443996, 499849, 776993, 999698, 1553986, 1601557, 1999396, 3107972, 3203114, 6406228, 11210899, 22421798, 44843596, 78476293, 156952586, 313905172]

約数ペア:

[(1, 313905172), (2, 156952586), (4, 78476293), (7, 44843596), (14, 22421798), (28, 11210899), (49, 6406228), (98, 3203114), (101, 3107972), (157, 1999396), (196, 1601557), (202, 1553986), (314, 999698), (404, 776993), (628, 499849), (707, 443996), (1099, 285628), (1414, 221998), (2198, 142814), (2828, 110999), (4396, 71407), (4949, 63428), (7693, 40804), (9898, 31714), (10201, 30772), (15386, 20402), (15857, 19796)]