161880498

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2591}}^1$

素因数の和:2704

約数の個数: 64

約数和(自身を含む): 391910400

約数和(自身を除く): 230029902

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 89, 117, 178, 234, 267, 351, 534, 702, 801, 1157, 1602, 2314, 2403, 2591, 3471, 4806, 5182, 6942, 7773, 10413, 15546, 20826, 23319, 31239, 33683, 46638, 62478, 67366, 69957, 101049, 139914, 202098, 230599, 303147, 461198, 606294, 691797, 909441, 1383594, 1818882, 2075391, 2997787, 4150782, 5995574, 6226173, 8993361, 12452346, 17986722, 26980083, 53960166, 80940249, 161880498]

約数ペア:

[(1, 161880498), (2, 80940249), (3, 53960166), (6, 26980083), (9, 17986722), (13, 12452346), (18, 8993361), (26, 6226173), (27, 5995574), (39, 4150782), (54, 2997787), (78, 2075391), (89, 1818882), (117, 1383594), (178, 909441), (234, 691797), (267, 606294), (351, 461198), (534, 303147), (702, 230599), (801, 202098), (1157, 139914), (1602, 101049), (2314, 69957), (2403, 67366), (2591, 62478), (3471, 46638), (4806, 33683), (5182, 31239), (6942, 23319), (7773, 20826), (10413, 15546)]