121368728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 253380960

約数和(自身を除く): 132012232

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 97, 104, 106, 194, 212, 227, 388, 424, 454, 689, 776, 908, 1261, 1378, 1816, 2522, 2756, 2951, 5044, 5141, 5512, 5902, 10088, 10282, 11804, 12031, 20564, 22019, 23608, 24062, 41128, 44038, 48124, 66833, 88076, 96248, 133666, 156403, 176152, 267332, 286247, 312806, 534664, 572494, 625612, 1144988, 1167007, 1251224, 2289976, 2334014, 4668028, 9336056, 15171091, 30342182, 60684364, 121368728]

約数ペア:

[(1, 121368728), (2, 60684364), (4, 30342182), (8, 15171091), (13, 9336056), (26, 4668028), (52, 2334014), (53, 2289976), (97, 1251224), (104, 1167007), (106, 1144988), (194, 625612), (212, 572494), (227, 534664), (388, 312806), (424, 286247), (454, 267332), (689, 176152), (776, 156403), (908, 133666), (1261, 96248), (1378, 88076), (1816, 66833), (2522, 48124), (2756, 44038), (2951, 41128), (5044, 24062), (5141, 23608), (5512, 22019), (5902, 20564), (10088, 12031), (10282, 11804)]