209522196

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23563}}^1$

素因数の和:23605

約数の個数: 72

約数和(自身を含む): 600410720

約数和(自身を除く): 390888524

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 23563, 47126, 70689, 94252, 141378, 212067, 282756, 306319, 424134, 447697, 612638, 848268, 895394, 918957, 1225276, 1343091, 1790788, 1837914, 2686182, 2756871, 3675828, 4029273, 5372364, 5513742, 5820061, 8058546, 11027484, 11640122, 16117092, 17460183, 23280244, 34920366, 52380549, 69840732, 104761098, 209522196]

約数ペア:

[(1, 209522196), (2, 104761098), (3, 69840732), (4, 52380549), (6, 34920366), (9, 23280244), (12, 17460183), (13, 16117092), (18, 11640122), (19, 11027484), (26, 8058546), (36, 5820061), (38, 5513742), (39, 5372364), (52, 4029273), (57, 3675828), (76, 2756871), (78, 2686182), (114, 1837914), (117, 1790788), (156, 1343091), (171, 1225276), (228, 918957), (234, 895394), (247, 848268), (342, 612638), (468, 447697), (494, 424134), (684, 306319), (741, 282756), (988, 212067), (1482, 141378), (2223, 94252), (2964, 70689), (4446, 47126), (8892, 23563)]