31100868

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 85205120

約数和(自身を除く): 54104252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 43, 54, 74, 86, 108, 111, 129, 148, 172, 181, 222, 258, 333, 362, 387, 444, 516, 543, 666, 724, 774, 999, 1086, 1161, 1332, 1548, 1591, 1629, 1998, 2172, 2322, 3182, 3258, 3996, 4644, 4773, 4887, 6364, 6516, 6697, 7783, 9546, 9774, 13394, 14319, 15566, 19092, 19548, 20091, 23349, 26788, 28638, 31132, 40182, 42957, 46698, 57276, 60273, 70047, 80364, 85914, 93396, 120546, 140094, 171828, 180819, 210141, 241092, 280188, 287971, 361638, 420282, 575942, 723276, 840564, 863913, 1151884, 1727826, 2591739, 3455652, 5183478, 7775217, 10366956, 15550434, 31100868]

約数ペア:

[(1, 31100868), (2, 15550434), (3, 10366956), (4, 7775217), (6, 5183478), (9, 3455652), (12, 2591739), (18, 1727826), (27, 1151884), (36, 863913), (37, 840564), (43, 723276), (54, 575942), (74, 420282), (86, 361638), (108, 287971), (111, 280188), (129, 241092), (148, 210141), (172, 180819), (181, 171828), (222, 140094), (258, 120546), (333, 93396), (362, 85914), (387, 80364), (444, 70047), (516, 60273), (543, 57276), (666, 46698), (724, 42957), (774, 40182), (999, 31132), (1086, 28638), (1161, 26788), (1332, 23349), (1548, 20091), (1591, 19548), (1629, 19092), (1998, 15566), (2172, 14319), (2322, 13394), (3182, 9774), (3258, 9546), (3996, 7783), (4644, 6697), (4773, 6516), (4887, 6364)]