215997453513

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{419231}}^1$

素因数の和:419410

約数の個数: 48

約数和(自身を含む): 345313013760

約数和(自身を除く): 129315560247

約数列:

[1, 3, 9, 19, 23, 57, 69, 131, 171, 207, 393, 437, 1179, 1311, 2489, 3013, 3933, 7467, 9039, 22401, 27117, 57247, 171741, 419231, 515223, 1257693, 3773079, 7965389, 9642313, 23896167, 28926939, 54919261, 71688501, 86780817, 164757783, 183203947, 494273349, 549611841, 1043465959, 1263143003, 1648835523, 3130397877, 3789429009, 9391193631, 11368287027, 23999717057, 71999151171, 215997453513]

約数ペア:

[(1, 215997453513), (3, 71999151171), (9, 23999717057), (19, 11368287027), (23, 9391193631), (57, 3789429009), (69, 3130397877), (131, 1648835523), (171, 1263143003), (207, 1043465959), (393, 549611841), (437, 494273349), (1179, 183203947), (1311, 164757783), (2489, 86780817), (3013, 71688501), (3933, 54919261), (7467, 28926939), (9039, 23896167), (22401, 9642313), (27117, 7965389), (57247, 3773079), (171741, 1257693), (419231, 515223)]