15444390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^2$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 40119408

約数和(自身を除く): 24675018

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 199, 390, 398, 597, 995, 1194, 1990, 2587, 2985, 5174, 5970, 7761, 12935, 15522, 25870, 38805, 39601, 77610, 79202, 118803, 198005, 237606, 396010, 514813, 594015, 1029626, 1188030, 1544439, 2574065, 3088878, 5148130, 7722195, 15444390]

約数ペア:

[(1, 15444390), (2, 7722195), (3, 5148130), (5, 3088878), (6, 2574065), (10, 1544439), (13, 1188030), (15, 1029626), (26, 594015), (30, 514813), (39, 396010), (65, 237606), (78, 198005), (130, 118803), (195, 79202), (199, 77610), (390, 39601), (398, 38805), (597, 25870), (995, 15522), (1194, 12935), (1990, 7761), (2587, 5970), (2985, 5174)]