28976610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:603

約数の個数: 64

約数和(自身を含む): 75479040

約数和(自身を除く): 46502430

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 191, 195, 382, 389, 390, 573, 778, 955, 1146, 1167, 1910, 1945, 2334, 2483, 2865, 3890, 4966, 5057, 5730, 5835, 7449, 10114, 11670, 12415, 14898, 15171, 24830, 25285, 30342, 37245, 50570, 74299, 74490, 75855, 148598, 151710, 222897, 371495, 445794, 742990, 965887, 1114485, 1931774, 2228970, 2897661, 4829435, 5795322, 9658870, 14488305, 28976610]

約数ペア:

[(1, 28976610), (2, 14488305), (3, 9658870), (5, 5795322), (6, 4829435), (10, 2897661), (13, 2228970), (15, 1931774), (26, 1114485), (30, 965887), (39, 742990), (65, 445794), (78, 371495), (130, 222897), (191, 151710), (195, 148598), (382, 75855), (389, 74490), (390, 74299), (573, 50570), (778, 37245), (955, 30342), (1146, 25285), (1167, 24830), (1910, 15171), (1945, 14898), (2334, 12415), (2483, 11670), (2865, 10114), (3890, 7449), (4966, 5835), (5057, 5730)]