15301965

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 28892160

約数和(自身を除く): 13590195

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 109, 147, 191, 245, 327, 545, 573, 735, 763, 955, 1337, 1635, 2289, 2865, 3815, 4011, 5341, 6685, 9359, 11445, 16023, 20055, 20819, 26705, 28077, 46795, 62457, 80115, 104095, 140385, 145733, 312285, 437199, 728665, 1020131, 2185995, 3060393, 5100655, 15301965]

約数ペア:

[(1, 15301965), (3, 5100655), (5, 3060393), (7, 2185995), (15, 1020131), (21, 728665), (35, 437199), (49, 312285), (105, 145733), (109, 140385), (147, 104095), (191, 80115), (245, 62457), (327, 46795), (545, 28077), (573, 26705), (735, 20819), (763, 20055), (955, 16023), (1337, 11445), (1635, 9359), (2289, 6685), (2865, 5341), (3815, 4011)]