28502428

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{59}}^2\times {\mathrm{89}}^1$

素因数の和:234

約数の個数: 36

約数和(自身を含む): 53539920

約数和(自身を除く): 25037492

約数列:

[1, 2, 4, 23, 46, 59, 89, 92, 118, 178, 236, 356, 1357, 2047, 2714, 3481, 4094, 5251, 5428, 6962, 8188, 10502, 13924, 21004, 80063, 120773, 160126, 241546, 309809, 320252, 483092, 619618, 1239236, 7125607, 14251214, 28502428]

約数ペア:

[(1, 28502428), (2, 14251214), (4, 7125607), (23, 1239236), (46, 619618), (59, 483092), (89, 320252), (92, 309809), (118, 241546), (178, 160126), (236, 120773), (356, 80063), (1357, 21004), (2047, 13924), (2714, 10502), (3481, 8188), (4094, 6962), (5251, 5428)]