30999752

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2551}}^1$

素因数の和:2602

約数の個数: 48

約数和(自身を含む): 69822720

約数和(自身を除く): 38822968

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 392, 434, 868, 1519, 1736, 2551, 3038, 5102, 6076, 10204, 12152, 17857, 20408, 35714, 71428, 79081, 124999, 142856, 158162, 249998, 316324, 499996, 553567, 632648, 999992, 1107134, 2214268, 3874969, 4428536, 7749938, 15499876, 30999752]

約数ペア:

[(1, 30999752), (2, 15499876), (4, 7749938), (7, 4428536), (8, 3874969), (14, 2214268), (28, 1107134), (31, 999992), (49, 632648), (56, 553567), (62, 499996), (98, 316324), (124, 249998), (196, 158162), (217, 142856), (248, 124999), (392, 79081), (434, 71428), (868, 35714), (1519, 20408), (1736, 17857), (2551, 12152), (3038, 10204), (5102, 6076)]