30291990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{16553}}^1$

素因数の和:16624

約数の個数: 32

約数和(自身を含む): 73897056

約数和(自身を除く): 43605066

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 16553, 33106, 49659, 82765, 99318, 165530, 248295, 496590, 1009733, 2019466, 3029199, 5048665, 6058398, 10097330, 15145995, 30291990]

約数ペア:

[(1, 30291990), (2, 15145995), (3, 10097330), (5, 6058398), (6, 5048665), (10, 3029199), (15, 2019466), (30, 1009733), (61, 496590), (122, 248295), (183, 165530), (305, 99318), (366, 82765), (610, 49659), (915, 33106), (1830, 16553)]