16121757568

素因数分解:

$2^7\times 7^1\times {\mathrm{71}}^1\times {\mathrm{253423}}^1$

素因数の和:253515

約数の個数: 64

約数和(自身を含む): 37222917120

約数和(自身を除く): 21101159552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 284, 448, 497, 568, 896, 994, 1136, 1988, 2272, 3976, 4544, 7952, 9088, 15904, 31808, 63616, 253423, 506846, 1013692, 1773961, 2027384, 3547922, 4054768, 7095844, 8109536, 14191688, 16219072, 17993033, 28383376, 32438144, 35986066, 56766752, 71972132, 113533504, 125951231, 143944264, 227067008, 251902462, 287888528, 503804924, 575777056, 1007609848, 1151554112, 2015219696, 2303108224, 4030439392, 8060878784, 16121757568]

約数ペア:

[(1, 16121757568), (2, 8060878784), (4, 4030439392), (7, 2303108224), (8, 2015219696), (14, 1151554112), (16, 1007609848), (28, 575777056), (32, 503804924), (56, 287888528), (64, 251902462), (71, 227067008), (112, 143944264), (128, 125951231), (142, 113533504), (224, 71972132), (284, 56766752), (448, 35986066), (497, 32438144), (568, 28383376), (896, 17993033), (994, 16219072), (1136, 14191688), (1988, 8109536), (2272, 7095844), (3976, 4054768), (4544, 3547922), (7952, 2027384), (9088, 1773961), (15904, 1013692), (31808, 506846), (63616, 253423)]